diff --git a/packages/accounts-base/package.js b/packages/accounts-base/package.js
index 0d3c18bfa4..30b93fec3f 100644
--- a/packages/accounts-base/package.js
+++ b/packages/accounts-base/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "A user account system",
-  version: "1.2.14-rc.3"
+  version: "1.2.14-rc.4"
 });
 
 Package.onUse(function (api) {
diff --git a/packages/accounts-facebook/package.js b/packages/accounts-facebook/package.js
index 5577351458..72919de52d 100644
--- a/packages/accounts-facebook/package.js
+++ b/packages/accounts-facebook/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Login service for Facebook accounts",
-  version: "1.0.11-rc.3"
+  version: "1.0.11-rc.4"
 });
 
 Package.onUse(function(api) {
diff --git a/packages/accounts-github/package.js b/packages/accounts-github/package.js
index 1be15f9aa1..a50eab6f32 100644
--- a/packages/accounts-github/package.js
+++ b/packages/accounts-github/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Login service for Github accounts",
-  version: "1.0.11-rc.3"
+  version: "1.0.11-rc.4"
 });
 
 Package.onUse(function(api) {
diff --git a/packages/accounts-google/package.js b/packages/accounts-google/package.js
index a688fb87b9..55482b4796 100644
--- a/packages/accounts-google/package.js
+++ b/packages/accounts-google/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Login service for Google accounts",
-  version: "1.0.11-rc.3"
+  version: "1.0.11-rc.4"
 });
 
 Package.onUse(function(api) {
diff --git a/packages/accounts-meetup/package.js b/packages/accounts-meetup/package.js
index 6936c57761..d3b166742e 100644
--- a/packages/accounts-meetup/package.js
+++ b/packages/accounts-meetup/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Login service for Meetup accounts",
-  version: "1.0.11-rc.3"
+  version: "1.0.11-rc.4"
 });
 
 Package.onUse(function(api) {
diff --git a/packages/accounts-meteor-developer/package.js b/packages/accounts-meteor-developer/package.js
index 4f371bd3ad..d59d3c1add 100644
--- a/packages/accounts-meteor-developer/package.js
+++ b/packages/accounts-meteor-developer/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Login service for Meteor developer accounts",
-  version: "1.0.11-rc.3"
+  version: "1.0.11-rc.4"
 });
 
 Package.onUse(function (api) {
diff --git a/packages/accounts-oauth/package.js b/packages/accounts-oauth/package.js
index fbb63e4973..f7126da87c 100644
--- a/packages/accounts-oauth/package.js
+++ b/packages/accounts-oauth/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Common code for OAuth-based login services",
-  version: "1.1.14-rc.3"
+  version: "1.1.14-rc.4"
 });
 
 Package.onUse(function (api) {
diff --git a/packages/accounts-password/package.js b/packages/accounts-password/package.js
index fbf5340f1e..e0ba13108c 100644
--- a/packages/accounts-password/package.js
+++ b/packages/accounts-password/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Password support for accounts",
-  version: "1.3.1-rc.3"
+  version: "1.3.1-rc.4"
 });
 
 Package.onUse(function(api) {
diff --git a/packages/accounts-twitter/package.js b/packages/accounts-twitter/package.js
index 8254330b7c..8b3f550989 100644
--- a/packages/accounts-twitter/package.js
+++ b/packages/accounts-twitter/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Login service for Twitter accounts",
-  version: "1.1.12-rc.3"
+  version: "1.1.12-rc.4"
 });
 
 Package.onUse(function(api) {
diff --git a/packages/accounts-ui-unstyled/package.js b/packages/accounts-ui-unstyled/package.js
index c7a9f7b397..f69b5f2d91 100644
--- a/packages/accounts-ui-unstyled/package.js
+++ b/packages/accounts-ui-unstyled/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Unstyled version of login widgets",
-  version: "1.1.13-rc.3"
+  version: "1.1.13-rc.4"
 });
 
 Package.onUse(function (api) {
diff --git a/packages/accounts-weibo/package.js b/packages/accounts-weibo/package.js
index 939be4d2ff..137fcced17 100644
--- a/packages/accounts-weibo/package.js
+++ b/packages/accounts-weibo/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Login service for Sina Weibo accounts",
-  version: "1.0.11-rc.3"
+  version: "1.0.11-rc.4"
 });
 
 Package.onUse(function(api) {
diff --git a/packages/appcache/package.js b/packages/appcache/package.js
index 16237cead3..fb4a4a114e 100644
--- a/packages/appcache/package.js
+++ b/packages/appcache/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Enable the application cache in the browser",
-  version: "1.0.12-rc.3"
+  version: "1.0.12-rc.4"
 });
 
 Package.onUse(function (api) {
diff --git a/packages/autoupdate/package.js b/packages/autoupdate/package.js
index 0ca4f2eb7d..a57ddae5c8 100644
--- a/packages/autoupdate/package.js
+++ b/packages/autoupdate/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Update the client when new client code is available",
-  version: '1.3.12-rc.3'
+  version: '1.3.12-rc.4'
 });
 
 Package.onUse(function (api) {
diff --git a/packages/babel-compiler/package.js b/packages/babel-compiler/package.js
index 8d82581e77..9dba1da9fc 100644
--- a/packages/babel-compiler/package.js
+++ b/packages/babel-compiler/package.js
@@ -6,7 +6,7 @@ Package.describe({
   // isn't possible because you can't publish a non-recommended
   // release with package versions that don't have a pre-release
   // identifier at the end (eg, -dev)
-  version: '6.13.0-rc.3'
+  version: '6.13.0-rc.4'
 });
 
 Npm.depends({
diff --git a/packages/babel-runtime/package.js b/packages/babel-runtime/package.js
index dcb681c83f..6a242bd516 100644
--- a/packages/babel-runtime/package.js
+++ b/packages/babel-runtime/package.js
@@ -1,7 +1,7 @@
 Package.describe({
   name: "babel-runtime",
   summary: "Runtime support for output of Babel transpiler",
-  version: '0.1.12-rc.3',
+  version: '0.1.12-rc.4',
   documentation: 'README.md'
 });
 
diff --git a/packages/base64/package.js b/packages/base64/package.js
index 3fe17747ab..8cebfc2cb8 100644
--- a/packages/base64/package.js
+++ b/packages/base64/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Base64 encoding and decoding",
-  version: '1.0.10-rc.3'
+  version: '1.0.10-rc.4'
 });
 
 Package.onUse(function (api) {
diff --git a/packages/binary-heap/package.js b/packages/binary-heap/package.js
index 4edbf75be4..2939b81359 100644
--- a/packages/binary-heap/package.js
+++ b/packages/binary-heap/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Binary Heap datastructure implementation",
-  version: '1.0.10-rc.3'
+  version: '1.0.10-rc.4'
 });
 
 Package.onUse(function (api) {
diff --git a/packages/boilerplate-generator/package.js b/packages/boilerplate-generator/package.js
index c0384cbbbe..9c2475faca 100644
--- a/packages/boilerplate-generator/package.js
+++ b/packages/boilerplate-generator/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Generates the boilerplate html from program's manifest",
-  version: '1.0.11-rc.3'
+  version: '1.0.11-rc.4'
 });
 
 Package.onUse(function (api) {
diff --git a/packages/browser-policy-common/package.js b/packages/browser-policy-common/package.js
index ac803228ee..d7774c5952 100644
--- a/packages/browser-policy-common/package.js
+++ b/packages/browser-policy-common/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Common code for browser-policy packages",
-  version: "1.0.11-rc.3"
+  version: "1.0.11-rc.4"
 });
 
 Package.onUse(function (api) {
diff --git a/packages/browser-policy-content/package.js b/packages/browser-policy-content/package.js
index 3b681dc11c..e764b780ef 100644
--- a/packages/browser-policy-content/package.js
+++ b/packages/browser-policy-content/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Configure content security policies",
-  version: "1.0.12-rc.3"
+  version: "1.0.12-rc.4"
 });
 
 Package.onUse(function (api) {
diff --git a/packages/browser-policy-framing/package.js b/packages/browser-policy-framing/package.js
index 1ce1dc5a80..4bec63d159 100644
--- a/packages/browser-policy-framing/package.js
+++ b/packages/browser-policy-framing/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Restrict which websites can frame your app",
-  version: "1.0.12-rc.3"
+  version: "1.0.12-rc.4"
 });
 
 Package.onUse(function (api) {
diff --git a/packages/caching-compiler/package.js b/packages/caching-compiler/package.js
index 129a7db6ad..c7f5908306 100644
--- a/packages/caching-compiler/package.js
+++ b/packages/caching-compiler/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   name: 'caching-compiler',
-  version: '1.1.8-rc.3',
+  version: '1.1.8-rc.4',
   summary: 'An easy way to make compiler plugins cache',
   documentation: 'README.md'
 });
diff --git a/packages/callback-hook/package.js b/packages/callback-hook/package.js
index 827f7d87f9..eac7c599de 100644
--- a/packages/callback-hook/package.js
+++ b/packages/callback-hook/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Register callbacks on a hook",
-  version: '1.0.10-rc.3'
+  version: '1.0.10-rc.4'
 });
 
 Package.onUse(function (api) {
diff --git a/packages/check/package.js b/packages/check/package.js
index d37facc657..1e852d906c 100644
--- a/packages/check/package.js
+++ b/packages/check/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Check whether a value matches a pattern",
-  version: '1.2.4-rc.3'
+  version: '1.2.4-rc.4'
 });
 
 Package.onUse(function (api) {
diff --git a/packages/code-prettify/package.js b/packages/code-prettify/package.js
index 84f2f30327..49208e58ba 100644
--- a/packages/code-prettify/package.js
+++ b/packages/code-prettify/package.js
@@ -8,7 +8,7 @@ var path = Npm.require('path');
 
 Package.describe({
   summary: "Syntax highlighting of code, from Google",
-  version: "1.0.11-rc.3"
+  version: "1.0.11-rc.4"
 });
 
 // XXX this code dumps symbols into the global namespace (directly
diff --git a/packages/coffeescript-test-helper/package.js b/packages/coffeescript-test-helper/package.js
index 555a35d3cd..ebf91ffd1b 100644
--- a/packages/coffeescript-test-helper/package.js
+++ b/packages/coffeescript-test-helper/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Used by the coffeescript package's tests",
-  version: "1.0.8-rc.3"
+  version: "1.0.8-rc.4"
 });
 
 Package.onUse(function (api) {
diff --git a/packages/coffeescript/package.js b/packages/coffeescript/package.js
index 67c32f2a02..cf1e178623 100644
--- a/packages/coffeescript/package.js
+++ b/packages/coffeescript/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Javascript dialect with fewer braces and semicolons",
-  version: "1.11.1-2-rc.3"
+  version: "1.11.1-2-rc.4"
 });
 
 Package.registerBuildPlugin({
diff --git a/packages/constraint-solver/package.js b/packages/constraint-solver/package.js
index 845ac0cbd1..d96aff9051 100644
--- a/packages/constraint-solver/package.js
+++ b/packages/constraint-solver/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Given the set of the constraints, picks a satisfying configuration",
-  version: "1.1.1-rc.3"
+  version: "1.1.1-rc.4"
 });
 
 Package.onUse(function (api) {
diff --git a/packages/crosswalk/package.js b/packages/crosswalk/package.js
index ded7232a38..509c41d000 100644
--- a/packages/crosswalk/package.js
+++ b/packages/crosswalk/package.js
@@ -1,7 +1,7 @@
 Package.describe({
   summary: "Makes your Cordova application use the Crosswalk WebView \
 instead of the System WebView on Android",
-  version: '1.7.0-rc.3',
+  version: '1.7.0-rc.4',
   documentation: null
 });
 
diff --git a/packages/ddp-client/package.js b/packages/ddp-client/package.js
index 7a698f472a..acff5176d1 100644
--- a/packages/ddp-client/package.js
+++ b/packages/ddp-client/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Meteor's latency-compensated distributed data client",
-  version: '1.3.2-rc.3',
+  version: '1.3.2-rc.4',
   documentation: null
 });
 
diff --git a/packages/ddp-common/package.js b/packages/ddp-common/package.js
index cc7f930e88..e6531963df 100644
--- a/packages/ddp-common/package.js
+++ b/packages/ddp-common/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Code shared beween ddp-client and ddp-server",
-  version: '1.2.7-rc.3',
+  version: '1.2.7-rc.4',
   documentation: null
 });
 
diff --git a/packages/ddp-rate-limiter/package.js b/packages/ddp-rate-limiter/package.js
index 0895763df3..c8bad1cc63 100644
--- a/packages/ddp-rate-limiter/package.js
+++ b/packages/ddp-rate-limiter/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   name: 'ddp-rate-limiter',
-  version: '1.0.6-rc.3',
+  version: '1.0.6-rc.4',
   // Brief, one-line summary of the package.
   summary: 'The DDPRateLimiter allows users to add rate limits to DDP' +
   ' methods and subscriptions.',
diff --git a/packages/ddp-server/package.js b/packages/ddp-server/package.js
index d91630dce7..3c2fe6f3af 100644
--- a/packages/ddp-server/package.js
+++ b/packages/ddp-server/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Meteor's latency-compensated distributed data server",
-  version: '1.3.11-rc.3',
+  version: '1.3.11-rc.4',
   documentation: null
 });
 
diff --git a/packages/diff-sequence/package.js b/packages/diff-sequence/package.js
index e3ae276616..758b5b4de9 100644
--- a/packages/diff-sequence/package.js
+++ b/packages/diff-sequence/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "An implementation of a diff algorithm on arrays and objects.",
-  version: '1.0.7-rc.3',
+  version: '1.0.7-rc.4',
   documentation: null
 });
 
diff --git a/packages/ecmascript-runtime/package.js b/packages/ecmascript-runtime/package.js
index fa5de3252a..e1288e4deb 100644
--- a/packages/ecmascript-runtime/package.js
+++ b/packages/ecmascript-runtime/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   name: "ecmascript-runtime",
-  version: "0.3.15-rc.3",
+  version: "0.3.15-rc.4",
   summary: "Polyfills for new ECMAScript 2015 APIs like Map and Set",
   git: "https://github.com/meteor/ecmascript-runtime",
   documentation: "README.md"
diff --git a/packages/ecmascript/package.js b/packages/ecmascript/package.js
index 36bb4bb343..53cb96bb58 100644
--- a/packages/ecmascript/package.js
+++ b/packages/ecmascript/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   name: 'ecmascript',
-  version: '0.5.9-rc.3',
+  version: '0.5.9-rc.4',
   summary: 'Compiler plugin that supports ES2015+ in all .js files',
   documentation: 'README.md'
 });
diff --git a/packages/ejson/package.js b/packages/ejson/package.js
index 58c47f4e04..8a029baf79 100644
--- a/packages/ejson/package.js
+++ b/packages/ejson/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Extended and Extensible JSON library",
-  version: '1.0.13-rc.3'
+  version: '1.0.13-rc.4'
 });
 
 Package.onUse(function (api) {
diff --git a/packages/email/package.js b/packages/email/package.js
index 14c6329d29..d1618e7bff 100644
--- a/packages/email/package.js
+++ b/packages/email/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Send email messages",
-  version: "1.1.18-rc.3"
+  version: "1.1.18-rc.4"
 });
 
 Npm.depends({
diff --git a/packages/es5-shim/package.js b/packages/es5-shim/package.js
index 2c8c8c681e..a92e6662f2 100644
--- a/packages/es5-shim/package.js
+++ b/packages/es5-shim/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   name: "es5-shim",
-  version: "4.6.15-rc.3",
+  version: "4.6.15-rc.4",
   summary: "Shims and polyfills to improve ECMAScript 5 support",
   documentation: "README.md"
 });
diff --git a/packages/facebook/package.js b/packages/facebook/package.js
index 3a3ddf5481..38c5c81a95 100644
--- a/packages/facebook/package.js
+++ b/packages/facebook/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Facebook OAuth flow",
-  version: "1.2.10-rc.3"
+  version: "1.2.10-rc.4"
 });
 
 Package.onUse(function(api) {
diff --git a/packages/facts/package.js b/packages/facts/package.js
index d365766475..22980cb788 100644
--- a/packages/facts/package.js
+++ b/packages/facts/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Publish internal app statistics",
-  version: '1.0.9-rc.3'
+  version: '1.0.9-rc.4'
 });
 
 Package.onUse(function (api) {
diff --git a/packages/fastclick/package.js b/packages/fastclick/package.js
index 77001cbb22..8ecf86ef83 100755
--- a/packages/fastclick/package.js
+++ b/packages/fastclick/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Faster touch events on mobile",
-  version: '1.0.13-rc.3'
+  version: '1.0.13-rc.4'
 });
 
 Package.onUse(function (api) {
diff --git a/packages/force-ssl/package.js b/packages/force-ssl/package.js
index a4e08f45a6..5710844a6e 100644
--- a/packages/force-ssl/package.js
+++ b/packages/force-ssl/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Require this application to use HTTPS",
-  version: "1.0.13-rc.3",
+  version: "1.0.13-rc.4",
   prodOnly: true
 });
 
diff --git a/packages/geojson-utils/package.js b/packages/geojson-utils/package.js
index f8ec955b51..be77003e87 100644
--- a/packages/geojson-utils/package.js
+++ b/packages/geojson-utils/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: 'GeoJSON utility functions (from https://github.com/maxogden/geojson-js-utils)',
-  version: '1.0.10-rc.3'
+  version: '1.0.10-rc.4'
 });
 
 Package.onUse(function (api) {
diff --git a/packages/github/package.js b/packages/github/package.js
index f9fdefc739..961c8cffd9 100644
--- a/packages/github/package.js
+++ b/packages/github/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Github OAuth flow",
-  version: "1.1.9-rc.3"
+  version: "1.1.9-rc.4"
 });
 
 Package.onUse(function(api) {
diff --git a/packages/google/package.js b/packages/google/package.js
index 2da331f4b9..c79b726e24 100644
--- a/packages/google/package.js
+++ b/packages/google/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Google OAuth flow",
-  version: "1.1.15-rc.3"
+  version: "1.1.15-rc.4"
 });
 
 Package.onUse(function(api) {
diff --git a/packages/http/package.js b/packages/http/package.js
index 7b36d5eb27..bacf030641 100644
--- a/packages/http/package.js
+++ b/packages/http/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Make HTTP calls to remote servers",
-  version: '1.2.10-rc.3'
+  version: '1.2.10-rc.4'
 });
 
 Npm.depends({
diff --git a/packages/id-map/package.js b/packages/id-map/package.js
index f85a438dbd..150612a27e 100644
--- a/packages/id-map/package.js
+++ b/packages/id-map/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Dictionary data structure allowing non-string keys",
-  version: '1.0.9-rc.3'
+  version: '1.0.9-rc.4'
 });
 
 Package.onUse(function (api) {
diff --git a/packages/jquery/package.js b/packages/jquery/package.js
index 2ec91b69d7..842f652e91 100644
--- a/packages/jquery/package.js
+++ b/packages/jquery/package.js
@@ -5,7 +5,7 @@ Package.describe({
   // patch number instead of the wrap number, we're higher than that.
   // In fairness, there's no way to make an RC of a new version without
   // bumping the patch number.
-  version: '1.11.10-rc.3'
+  version: '1.11.10-rc.4'
 });
 
 Package.onUse(function (api) {
diff --git a/packages/jshint/package.js b/packages/jshint/package.js
index 8e0cb7548f..d95eb23e69 100644
--- a/packages/jshint/package.js
+++ b/packages/jshint/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   name: 'jshint',
-  version: '1.1.7-rc.3',
+  version: '1.1.7-rc.4',
   summary: 'Lint all your JavaScript files with JSHint.',
   documentation: 'README.md'
 });
diff --git a/packages/jsparse/package.js b/packages/jsparse/package.js
index 50d8d88dd1..ba5ec1a377 100644
--- a/packages/jsparse/package.js
+++ b/packages/jsparse/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Full-featured JavaScript parser",
-  version: "1.0.10-rc.3"
+  version: "1.0.10-rc.4"
 });
 
 Package.onUse(function (api) {
diff --git a/packages/launch-screen/package.js b/packages/launch-screen/package.js
index b3df71f1e6..a80d0e5237 100644
--- a/packages/launch-screen/package.js
+++ b/packages/launch-screen/package.js
@@ -6,7 +6,7 @@ Package.describe({
   // between such packages and the build tool.
   name: 'launch-screen',
   summary: 'Default and customizable launch screen on mobile.',
-  version: '1.1.0-rc.3'
+  version: '1.1.0-rc.4'
 });
 
 Cordova.depends({
diff --git a/packages/less/package.js b/packages/less/package.js
index 450017f64a..5fb80c3d43 100644
--- a/packages/less/package.js
+++ b/packages/less/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   name: 'less',
-  version: '2.7.6-rc.3',
+  version: '2.7.6-rc.4',
   summary: 'Leaner CSS language',
   documentation: 'README.md'
 });
diff --git a/packages/localstorage/package.js b/packages/localstorage/package.js
index 711a970bbd..52ea89e550 100644
--- a/packages/localstorage/package.js
+++ b/packages/localstorage/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Simulates local storage on IE 6,7 using userData",
-  version: "1.0.12-rc.3"
+  version: "1.0.12-rc.4"
 });
 
 Package.onUse(function (api) {
diff --git a/packages/logging/package.js b/packages/logging/package.js
index cf1d239707..a951706a43 100644
--- a/packages/logging/package.js
+++ b/packages/logging/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Logging facility.",
-  version: '1.1.16-rc.3'
+  version: '1.1.16-rc.4'
 });
 
 Npm.depends({
diff --git a/packages/logic-solver/package.js b/packages/logic-solver/package.js
index 532f9e6d53..83152ef999 100644
--- a/packages/logic-solver/package.js
+++ b/packages/logic-solver/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "General satisfiability solver for logic problems",
-  version: '2.0.7-rc.3'
+  version: '2.0.7-rc.4'
 });
 
 Package.on_use(function (api) {
diff --git a/packages/markdown/package.js b/packages/markdown/package.js
index 160c01488d..012053a6c5 100644
--- a/packages/markdown/package.js
+++ b/packages/markdown/package.js
@@ -2,7 +2,7 @@
 
 Package.describe({
   summary: "Markdown-to-HTML processor",
-  version: "1.0.11-rc.3"
+  version: "1.0.11-rc.4"
 });
 
 Package.onUse(function (api) {
diff --git a/packages/meetup/package.js b/packages/meetup/package.js
index bfbe5c981d..cea5ec5995 100644
--- a/packages/meetup/package.js
+++ b/packages/meetup/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Meetup OAuth flow",
-  version: "1.6.5-rc.3"
+  version: "1.6.5-rc.4"
 });
 
 Package.onUse(function(api) {
diff --git a/packages/meteor-developer/package.js b/packages/meteor-developer/package.js
index 5920355e62..06b2ab8be6 100644
--- a/packages/meteor-developer/package.js
+++ b/packages/meteor-developer/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Meteor developer accounts OAuth flow",
-  version: "1.1.10-rc.3"
+  version: "1.1.10-rc.4"
 });
 
 Package.onUse(function (api) {
diff --git a/packages/meteor-tool/package.js b/packages/meteor-tool/package.js
index 5335a0a5ba..4614facf7c 100644
--- a/packages/meteor-tool/package.js
+++ b/packages/meteor-tool/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "The Meteor command-line tool",
-  version: '1.4.2-rc.3'
+  version: '1.4.2-rc.4'
 });
 
 Package.includeTool();
diff --git a/packages/meteor/package.js b/packages/meteor/package.js
index 6ae8a9c4d3..ecdfcd96c7 100644
--- a/packages/meteor/package.js
+++ b/packages/meteor/package.js
@@ -2,7 +2,7 @@
 
 Package.describe({
   summary: "Core Meteor environment",
-  version: '1.6.0-rc.3'
+  version: '1.6.0-rc.4'
 });
 
 Package.registerBuildPlugin({
diff --git a/packages/minifier-css/package.js b/packages/minifier-css/package.js
index 6d51f073a9..e0e1df21b4 100644
--- a/packages/minifier-css/package.js
+++ b/packages/minifier-css/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "CSS minifier",
-  version: "1.2.15-rc.3"
+  version: "1.2.15-rc.4"
 });
 
 Npm.depends({
diff --git a/packages/minifier-js/package.js b/packages/minifier-js/package.js
index 8defc47882..414c6c3570 100644
--- a/packages/minifier-js/package.js
+++ b/packages/minifier-js/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "JavaScript minifier",
-  version: "1.2.15-rc.3"
+  version: "1.2.15-rc.4"
 });
 
 Npm.depends({
diff --git a/packages/minimongo/package.js b/packages/minimongo/package.js
index 1b700ddacb..ed87de1b55 100644
--- a/packages/minimongo/package.js
+++ b/packages/minimongo/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Meteor's client-side datastore: a port of MongoDB to Javascript",
-  version: '1.0.18-rc.3'
+  version: '1.0.18-rc.4'
 });
 
 Package.onUse(function (api) {
diff --git a/packages/mobile-status-bar/package.js b/packages/mobile-status-bar/package.js
index 751f1e3936..d4398eceac 100644
--- a/packages/mobile-status-bar/package.js
+++ b/packages/mobile-status-bar/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Good defaults for the mobile status bar",
-  version: "1.0.13-rc.3"
+  version: "1.0.13-rc.4"
 });
 
 Cordova.depends({
diff --git a/packages/modules-runtime/package.js b/packages/modules-runtime/package.js
index cc2b4a2fc0..c39d167d2a 100644
--- a/packages/modules-runtime/package.js
+++ b/packages/modules-runtime/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   name: "modules-runtime",
-  version: "0.7.7-rc.3",
+  version: "0.7.7-rc.4",
   summary: "CommonJS module system",
   git: "https://github.com/benjamn/install",
   documentation: "README.md"
diff --git a/packages/modules/package.js b/packages/modules/package.js
index 1193fddf84..934022a3eb 100644
--- a/packages/modules/package.js
+++ b/packages/modules/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   name: "modules",
-  version: "0.7.7-rc.3",
+  version: "0.7.7-rc.4",
   summary: "CommonJS module system",
   documentation: "README.md"
 });
diff --git a/packages/mongo-id/package.js b/packages/mongo-id/package.js
index eb2d30f3a0..f4db40034c 100644
--- a/packages/mongo-id/package.js
+++ b/packages/mongo-id/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "JS simulation of MongoDB ObjectIDs",
-  version: '1.0.6-rc.3',
+  version: '1.0.6-rc.4',
   documentation: null
 });
 
diff --git a/packages/mongo/package.js b/packages/mongo/package.js
index 5a59a9cc8d..d49c85f0b0 100644
--- a/packages/mongo/package.js
+++ b/packages/mongo/package.js
@@ -9,7 +9,7 @@
 
 Package.describe({
   summary: "Adaptor for using MongoDB and Minimongo over DDP",
-  version: '1.1.14-rc.3'
+  version: '1.1.14-rc.4'
 });
 
 Npm.depends({
diff --git a/packages/npm-bcrypt/package.js b/packages/npm-bcrypt/package.js
index 5ddf8e2215..fe4c5c7ae2 100644
--- a/packages/npm-bcrypt/package.js
+++ b/packages/npm-bcrypt/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Wrapper around the bcrypt npm package",
-  version: "0.9.2-rc.3",
+  version: "0.9.2-rc.4",
   documentation: null
 });
 
diff --git a/packages/npm-mongo/package.js b/packages/npm-mongo/package.js
index 4268287440..59917aa633 100644
--- a/packages/npm-mongo/package.js
+++ b/packages/npm-mongo/package.js
@@ -3,7 +3,7 @@
 
 Package.describe({
   summary: "Wrapper around the mongo npm package",
-  version: '2.2.11-2-rc.3',
+  version: '2.2.11-2-rc.4',
   documentation: null
 });
 
diff --git a/packages/oauth-encryption/package.js b/packages/oauth-encryption/package.js
index 51bd3b6752..3f472e71a8 100644
--- a/packages/oauth-encryption/package.js
+++ b/packages/oauth-encryption/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Encrypt account secrets stored in the database",
-  version: '1.2.1-rc.3'
+  version: '1.2.1-rc.4'
 });
 
 Package.onUse(function (api) {
diff --git a/packages/oauth/package.js b/packages/oauth/package.js
index 08133c35bb..cf8d701dab 100644
--- a/packages/oauth/package.js
+++ b/packages/oauth/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Common code for OAuth-based services",
-  version: "1.1.12-rc.3"
+  version: "1.1.12-rc.4"
 });
 
 Package.onUse(function (api) {
diff --git a/packages/oauth1/package.js b/packages/oauth1/package.js
index b08b371f59..49615b8839 100644
--- a/packages/oauth1/package.js
+++ b/packages/oauth1/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Common code for OAuth1-based login services",
-  version: "1.1.11-rc.3"
+  version: "1.1.11-rc.4"
 });
 
 Package.onUse(function (api) {
diff --git a/packages/oauth2/package.js b/packages/oauth2/package.js
index f7ab579371..82d3d29ccd 100644
--- a/packages/oauth2/package.js
+++ b/packages/oauth2/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Common code for OAuth2-based login services",
-  version: "1.1.11-rc.3"
+  version: "1.1.11-rc.4"
 });
 
 Package.onUse(function (api) {
diff --git a/packages/observe-sequence/package.js b/packages/observe-sequence/package.js
index 5d9956706d..bd62ab54cd 100644
--- a/packages/observe-sequence/package.js
+++ b/packages/observe-sequence/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Observe changes to various sequence types such as arrays, cursors and objects",
-  version: "1.0.14-rc.3"
+  version: "1.0.14-rc.4"
 });
 
 Package.onUse(function (api) {
diff --git a/packages/ordered-dict/package.js b/packages/ordered-dict/package.js
index 2eb10325ce..e4ea86e23b 100644
--- a/packages/ordered-dict/package.js
+++ b/packages/ordered-dict/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Ordered traversable dictionary with a mutable ordering",
-  version: '1.0.9-rc.3',
+  version: '1.0.9-rc.4',
   documentation: null
 });
 
diff --git a/packages/package-version-parser/package.js b/packages/package-version-parser/package.js
index 4f509fcf05..7fc9ee05fa 100644
--- a/packages/package-version-parser/package.js
+++ b/packages/package-version-parser/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Parses Meteor Smart Package version strings",
-  version: "3.0.10-rc.3"
+  version: "3.0.10-rc.4"
 });
 
 Package.onUse(function (api) {
diff --git a/packages/preserve-inputs/package.js b/packages/preserve-inputs/package.js
index f8aaa53ea1..90a91608b2 100644
--- a/packages/preserve-inputs/package.js
+++ b/packages/preserve-inputs/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Deprecated package (now empty)",
-  version: "1.0.11-rc.3"
+  version: "1.0.11-rc.4"
 });
 
 Package.onUse(function (api) {
diff --git a/packages/promise/package.js b/packages/promise/package.js
index 2ef944b2b7..0b807e56fb 100644
--- a/packages/promise/package.js
+++ b/packages/promise/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   name: "promise",
-  version: "0.8.8-rc.3",
+  version: "0.8.8-rc.4",
   summary: "ECMAScript 2015 Promise polyfill with Fiber support",
   git: "https://github.com/meteor/promise",
   documentation: "README.md"
diff --git a/packages/rate-limit/package.js b/packages/rate-limit/package.js
index 594fe38bca..dbf722527b 100644
--- a/packages/rate-limit/package.js
+++ b/packages/rate-limit/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   name: 'rate-limit',
-  version: '1.0.6-rc.3',
+  version: '1.0.6-rc.4',
   // Brief, one-line summary of the package.
   summary: 'An algorithm for rate limiting anything',
   // URL to the Git repository containing the source code for this package.
diff --git a/packages/reactive-var/package.js b/packages/reactive-var/package.js
index 630b5fc845..35b088bb1b 100644
--- a/packages/reactive-var/package.js
+++ b/packages/reactive-var/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Reactive variable",
-  version: '1.0.11-rc.3'
+  version: '1.0.11-rc.4'
 });
 
 Package.onUse(function (api) {
diff --git a/packages/reload-safetybelt/package.js b/packages/reload-safetybelt/package.js
index 5aca4bb382..a559fdca16 100644
--- a/packages/reload-safetybelt/package.js
+++ b/packages/reload-safetybelt/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Reload safety belt for multi-server deployments",
-  version: '1.0.11-rc.3'
+  version: '1.0.11-rc.4'
 });
 
 Package.onUse(function (api) {
diff --git a/packages/reload/package.js b/packages/reload/package.js
index f5251134af..aeb0297d6a 100644
--- a/packages/reload/package.js
+++ b/packages/reload/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Reload the page while preserving application state.",
-  version: '1.1.11-rc.3'
+  version: '1.1.11-rc.4'
 });
 
 Package.onUse(function (api) {
diff --git a/packages/retry/package.js b/packages/retry/package.js
index 5816d1dc4d..4a50a458db 100644
--- a/packages/retry/package.js
+++ b/packages/retry/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Retry logic with exponential backoff",
-  version: '1.0.9-rc.3'
+  version: '1.0.9-rc.4'
 });
 
 Package.onUse(function (api) {
diff --git a/packages/routepolicy/package.js b/packages/routepolicy/package.js
index 20467086df..cb0fff9bfb 100644
--- a/packages/routepolicy/package.js
+++ b/packages/routepolicy/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "route policy declarations",
-  version: '1.0.12-rc.3'
+  version: '1.0.12-rc.4'
 });
 
 Package.onUse(function (api) {
diff --git a/packages/service-configuration/package.js b/packages/service-configuration/package.js
index e02c6c855e..85d1ec349c 100644
--- a/packages/service-configuration/package.js
+++ b/packages/service-configuration/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Manage the configuration for third-party services",
-  version: "1.0.11-rc.3"
+  version: "1.0.11-rc.4"
 });
 
 Package.onUse(function(api) {
diff --git a/packages/session/package.js b/packages/session/package.js
index 2041141ad4..d00c3f8c62 100644
--- a/packages/session/package.js
+++ b/packages/session/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Session variable",
-  version: '1.1.7-rc.3'
+  version: '1.1.7-rc.4'
 });
 
 Package.onUse(function (api) {
diff --git a/packages/sha/package.js b/packages/sha/package.js
index 901a12578b..a2007bf198 100644
--- a/packages/sha/package.js
+++ b/packages/sha/package.js
@@ -1,5 +1,5 @@
 Package.describe({
-  version: '1.0.9-rc.3',
+  version: '1.0.9-rc.4',
   summary: 'SHA256 implementation',
   git: 'https://github.com/meteor/meteor'
 });
diff --git a/packages/srp/package.js b/packages/srp/package.js
index cee9b5ccf3..9d006cf869 100644
--- a/packages/srp/package.js
+++ b/packages/srp/package.js
@@ -5,7 +5,7 @@
 
 Package.describe({
   summary: "Library for Secure Remote Password (SRP) exchanges",
-  version: "1.0.10-rc.3"
+  version: "1.0.10-rc.4"
 });
 
 Package.onUse(function (api) {
diff --git a/packages/standard-minifier-css/package.js b/packages/standard-minifier-css/package.js
index 9bded57de8..49fd04bc1f 100644
--- a/packages/standard-minifier-css/package.js
+++ b/packages/standard-minifier-css/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   name: 'standard-minifier-css',
-  version: '1.3.2-rc.3',
+  version: '1.3.2-rc.4',
   summary: 'Standard css minifier used with Meteor apps by default.',
   documentation: 'README.md'
 });
diff --git a/packages/standard-minifier-js/package.js b/packages/standard-minifier-js/package.js
index 3674cb020a..f69c7e6189 100644
--- a/packages/standard-minifier-js/package.js
+++ b/packages/standard-minifier-js/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   name: 'standard-minifier-js',
-  version: '1.2.1-rc.3',
+  version: '1.2.1-rc.4',
   summary: 'Standard javascript minifiers used with Meteor apps by default.',
   documentation: 'README.md'
 });
diff --git a/packages/stylus/package.js b/packages/stylus/package.js
index 55179cb567..30b17fd291 100644
--- a/packages/stylus/package.js
+++ b/packages/stylus/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: 'Expressive, dynamic, robust CSS',
-  version: "2.513.6-rc.3"
+  version: "2.513.6-rc.4"
 });
 
 Package.registerBuildPlugin({
diff --git a/packages/test-helpers/package.js b/packages/test-helpers/package.js
index c957ae5d47..7ae5c7d37f 100644
--- a/packages/test-helpers/package.js
+++ b/packages/test-helpers/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Utility functions for tests",
-  version: '1.0.11-rc.3'
+  version: '1.0.11-rc.4'
 });
 
 Package.onUse(function (api) {
diff --git a/packages/test-in-browser/package.js b/packages/test-in-browser/package.js
index e8b54a2f99..5bfb58fd17 100644
--- a/packages/test-in-browser/package.js
+++ b/packages/test-in-browser/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Run tests interactively in the browser",
-  version: '1.0.13-rc.3',
+  version: '1.0.13-rc.4',
   documentation: null
 });
 
diff --git a/packages/test-in-console/package.js b/packages/test-in-console/package.js
index 4306b40f69..1dbc999af2 100644
--- a/packages/test-in-console/package.js
+++ b/packages/test-in-console/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Run tests noninteractively, with results going to the console.",
-  version: '1.0.13-rc.3'
+  version: '1.0.13-rc.4'
 });
 
 Package.onUse(function (api) {
diff --git a/packages/test-server-tests-in-console-once/package.js b/packages/test-server-tests-in-console-once/package.js
index e6b36af6eb..f17fcf043b 100644
--- a/packages/test-server-tests-in-console-once/package.js
+++ b/packages/test-server-tests-in-console-once/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Run server tests noninteractively, with results going to the console.",
-  version: '1.0.11-rc.3'
+  version: '1.0.11-rc.4'
 });
 
 Package.onUse(function (api) {
diff --git a/packages/tinytest/package.js b/packages/tinytest/package.js
index 0d350d2854..0dc4a267a4 100644
--- a/packages/tinytest/package.js
+++ b/packages/tinytest/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Tiny testing framework",
-  version: '1.0.12-rc.3'
+  version: '1.0.12-rc.4'
 });
 
 Package.onUse(function (api) {
diff --git a/packages/tracker/package.js b/packages/tracker/package.js
index d83be50326..b52c340f37 100644
--- a/packages/tracker/package.js
+++ b/packages/tracker/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Dependency tracker to allow reactive callbacks",
-  version: '1.1.1-rc.3'
+  version: '1.1.1-rc.4'
 });
 
 Package.onUse(function (api) {
diff --git a/packages/twitter/package.js b/packages/twitter/package.js
index 087656a124..740d4f484d 100644
--- a/packages/twitter/package.js
+++ b/packages/twitter/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Twitter OAuth flow",
-  version: '1.1.13-rc.3'
+  version: '1.1.13-rc.4'
 });
 
 Package.onUse(function(api) {
diff --git a/packages/underscore/package.js b/packages/underscore/package.js
index 17e3f31fbd..eb4a2db6e9 100644
--- a/packages/underscore/package.js
+++ b/packages/underscore/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Collection of small helpers: _.map, _.each, ...",
-  version: '1.0.10-rc.3'
+  version: '1.0.10-rc.4'
 });
 
 Package.onUse(function (api) {
diff --git a/packages/url/package.js b/packages/url/package.js
index 60aefd4670..16cbbe4baf 100644
--- a/packages/url/package.js
+++ b/packages/url/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Utility code for constructing URLs",
-  version: "1.0.11-rc.3"
+  version: "1.0.11-rc.4"
 });
 
 Package.onUse(function(api) {
diff --git a/packages/webapp/package.js b/packages/webapp/package.js
index 3536627671..d90111e2ba 100644
--- a/packages/webapp/package.js
+++ b/packages/webapp/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Serves a Meteor app over HTTP",
-  version: '1.3.12-rc.3'
+  version: '1.3.12-rc.4'
 });
 
 Npm.depends({connect: "2.30.2",
diff --git a/packages/weibo/package.js b/packages/weibo/package.js
index 508a9f0de0..eb6cc0c56c 100644
--- a/packages/weibo/package.js
+++ b/packages/weibo/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Weibo OAuth flow",
-  version: '1.1.9-rc.3'
+  version: '1.1.9-rc.4'
 });
 
 Package.onUse(function(api) {
diff --git a/packages/xmlbuilder/package.js b/packages/xmlbuilder/package.js
index 077903a60e..d0417c2399 100644
--- a/packages/xmlbuilder/package.js
+++ b/packages/xmlbuilder/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "An XML builder for node.js similar to java-xmlbuilder.",
-  version: '2.5.15-rc.3'
+  version: '2.5.15-rc.4'
 });
 
 Npm.depends({
diff --git a/scripts/admin/meteor-release-experimental.json b/scripts/admin/meteor-release-experimental.json
index 8ecf08f787..d1f42bbdc7 100644
--- a/scripts/admin/meteor-release-experimental.json
+++ b/scripts/admin/meteor-release-experimental.json
@@ -1,6 +1,6 @@
 {
  "track": "METEOR",
- "version": "1.4.2-rc.3",
+ "version": "1.4.2-rc.4",
  "recommended": false,
  "official": false,
  "description": "Meteor"