diff --git a/packages/accounts-base/package.js b/packages/accounts-base/package.js
index 1c8ad74428..4ae6e9a70d 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: "1.2.9-rc.0"
+  version: "1.2.9-rc.1"
 });
 
 Package.onUse(function (api) {
diff --git a/packages/accounts-password/package.js b/packages/accounts-password/package.js
index ed98d95518..f2d2bf3e22 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: "1.2.12-rc.0"
+  version: "1.2.12-rc.1"
 });
 
 Package.onUse(function(api) {
diff --git a/packages/accounts-twitter/package.js b/packages/accounts-twitter/package.js
index 41a4fe6508..ef3e7571c4 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: "1.1.11-rc.0"
+  version: "1.1.11-rc.1"
 });
 
 Package.onUse(function(api) {
diff --git a/packages/autoupdate/package.js b/packages/autoupdate/package.js
index d077faac59..72f47fed51 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: '1.3.11-rc.0'
+  version: '1.3.11-rc.1'
 });
 
 Package.onUse(function (api) {
diff --git a/packages/babel-compiler/package.js b/packages/babel-compiler/package.js
index a64edd02b9..fe84365821 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: '6.9.0-rc.0'
+  version: '6.9.0-rc.1'
 });
 
 Npm.depends({
diff --git a/packages/babel-runtime/package.js b/packages/babel-runtime/package.js
index 0aa14f0bc5..9c315eb35b 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: '0.1.10-rc.0',
+  version: '0.1.10-rc.1',
   documentation: 'README.md'
 });
 
diff --git a/packages/caching-compiler/package.js b/packages/caching-compiler/package.js
index 55bdac66f7..d1e313f453 100644
--- a/packages/caching-compiler/package.js
+++ b/packages/caching-compiler/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   name: 'caching-compiler',
-  version: '1.1.6-rc.0',
+  version: '1.1.6-rc.1',
   summary: 'An easy way to make compiler plugins cache',
   documentation: 'README.md'
 });
diff --git a/packages/coffeescript/package.js b/packages/coffeescript/package.js
index 561b231368..86e030a837 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: "1.2.3-rc.0"
+  version: "1.2.3-rc.1"
 });
 
 Package.registerBuildPlugin({
diff --git a/packages/constraint-solver/package.js b/packages/constraint-solver/package.js
index 75b61ab627..f0ad914c79 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: "1.1.0-rc.0"
+  version: "1.1.0-rc.1"
 });
 
 Package.onUse(function (api) {
diff --git a/packages/ddp-client/package.js b/packages/ddp-client/package.js
index 214b9bb7cb..a3b4c31a76 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: '1.3.0-rc.0',
+  version: '1.3.0-rc.1',
   documentation: null
 });
 
diff --git a/packages/ddp-server/package.js b/packages/ddp-server/package.js
index 400d10e51f..36e4f17a53 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: '1.3.9-rc.0',
+  version: '1.3.9-rc.1',
   documentation: null
 });
 
diff --git a/packages/ecmascript-runtime/package.js b/packages/ecmascript-runtime/package.js
index d0eed56b83..e0efdc82fd 100644
--- a/packages/ecmascript-runtime/package.js
+++ b/packages/ecmascript-runtime/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   name: "ecmascript-runtime",
-  version: "0.3.12-rc.0",
+  version: "0.3.12-rc.1",
   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 d234e68e1e..217f1070ed 100644
--- a/packages/ecmascript/package.js
+++ b/packages/ecmascript/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   name: 'ecmascript',
-  version: '0.5.7-rc.0',
+  version: '0.5.7-rc.1',
   summary: 'Compiler plugin that supports ES2015+ in all .js files',
   documentation: 'README.md'
 });
diff --git a/packages/email/package.js b/packages/email/package.js
index 6facff7b12..5d1575cb17 100644
--- a/packages/email/package.js
+++ b/packages/email/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Send email messages",
-  version: "1.1.16-rc.0"
+  version: "1.1.16-rc.1"
 });
 
 Npm.depends({
diff --git a/packages/es5-shim/package.js b/packages/es5-shim/package.js
index f7211d3d74..197e0d077f 100644
--- a/packages/es5-shim/package.js
+++ b/packages/es5-shim/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   name: "es5-shim",
-  version: "4.6.13-rc.0",
+  version: "4.6.13-rc.1",
   summary: "Shims and polyfills to improve ECMAScript 5 support",
   documentation: "README.md"
 });
diff --git a/packages/http/package.js b/packages/http/package.js
index fb1959c1b5..275b20ec8b 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: '1.2.8-rc.0'
+  version: '1.2.8-rc.1'
 });
 
 Npm.depends({
diff --git a/packages/jshint/package.js b/packages/jshint/package.js
index 1c41e28d9b..3cf07f7738 100644
--- a/packages/jshint/package.js
+++ b/packages/jshint/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   name: 'jshint',
-  version: '1.1.5-rc.0',
+  version: '1.1.5-rc.1',
   summary: 'Lint all your JavaScript files with JSHint.',
   documentation: 'README.md'
 });
diff --git a/packages/less/package.js b/packages/less/package.js
index bf49281f3b..f6b42c98ce 100644
--- a/packages/less/package.js
+++ b/packages/less/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   name: 'less',
-  version: '2.7.4-rc.0',
+  version: '2.7.4-rc.1',
   summary: 'Leaner CSS language',
   documentation: 'README.md'
 });
diff --git a/packages/logging/package.js b/packages/logging/package.js
index b9781d8ff4..f549ce6091 100644
--- a/packages/logging/package.js
+++ b/packages/logging/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Logging facility.",
-  version: '1.1.14-rc.0'
+  version: '1.1.14-rc.1'
 });
 
 Npm.depends({
diff --git a/packages/meteor-tool/package.js b/packages/meteor-tool/package.js
index 0feb01e4cf..abf119a141 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: '1.4.0-rc.0'
+  version: '1.4.0-rc.1'
 });
 
 Package.includeTool();
diff --git a/packages/meteor/package.js b/packages/meteor/package.js
index 5f33271702..7da23d2e9d 100644
--- a/packages/meteor/package.js
+++ b/packages/meteor/package.js
@@ -2,7 +2,7 @@
 
 Package.describe({
   summary: "Core Meteor environment",
-  version: '1.2.16-rc.0'
+  version: '1.2.16-rc.1'
 });
 
 Package.registerBuildPlugin({
diff --git a/packages/minifier-css/package.js b/packages/minifier-css/package.js
index 855836d6c8..0aeafc37ac 100644
--- a/packages/minifier-css/package.js
+++ b/packages/minifier-css/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "CSS minifier",
-  version: "1.2.13-rc.0"
+  version: "1.2.13-rc.1"
 });
 
 Npm.depends({
diff --git a/packages/minifier-js/package.js b/packages/minifier-js/package.js
index 2c71f13861..4fd0e5d789 100644
--- a/packages/minifier-js/package.js
+++ b/packages/minifier-js/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "JavaScript minifier",
-  version: "1.2.13-rc.0"
+  version: "1.2.13-rc.1"
 });
 
 Npm.depends({
diff --git a/packages/modules-runtime/package.js b/packages/modules-runtime/package.js
index baee601da2..2c42914d6d 100644
--- a/packages/modules-runtime/package.js
+++ b/packages/modules-runtime/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   name: "modules-runtime",
-  version: "0.7.5-rc.0",
+  version: "0.7.5-rc.1",
   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 7b01d2ff0f..44500d6f08 100644
--- a/packages/modules/package.js
+++ b/packages/modules/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   name: "modules",
-  version: "0.7.5-rc.0",
+  version: "0.7.5-rc.1",
   summary: "CommonJS module system",
   documentation: "README.md"
 });
diff --git a/packages/mongo/package.js b/packages/mongo/package.js
index 71944f6d49..df941a78e3 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: '1.1.10-rc.0'
+  version: '1.1.10-rc.1'
 });
 
 Npm.depends({
diff --git a/packages/npm-mongo/package.js b/packages/npm-mongo/package.js
index 296959d473..ffdb9b9586 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: '1.5.45-rc.0',
+  version: '1.5.45-rc.1',
   documentation: null
 });
 
diff --git a/packages/oauth-encryption/package.js b/packages/oauth-encryption/package.js
index 7a963c230d..f6ad7591c7 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: '1.1.13-rc.0'
+  version: '1.1.13-rc.1'
 });
 
 Package.onUse(function (api) {
diff --git a/packages/promise/package.js b/packages/promise/package.js
index e629df7121..389c52a16c 100644
--- a/packages/promise/package.js
+++ b/packages/promise/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   name: "promise",
-  version: "0.8.3-rc.0",
+  version: "0.8.3-rc.1",
   summary: "ECMAScript 2015 Promise polyfill with Fiber support",
   git: "https://github.com/meteor/promise",
   documentation: "README.md"
diff --git a/packages/standard-minifier-css/package.js b/packages/standard-minifier-css/package.js
index ed408710d6..86fd9f794a 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: '1.1.8-rc.0',
+  version: '1.1.8-rc.1',
   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 72dcb79c12..cc65214a32 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: '1.1.8-rc.0',
+  version: '1.1.8-rc.1',
   summary: 'Standard javascript minifiers used with Meteor apps by default.',
   documentation: 'README.md'
 });
diff --git a/packages/static-html/package.js b/packages/static-html/package.js
index 6974177987..a8ecb1685e 100644
--- a/packages/static-html/package.js
+++ b/packages/static-html/package.js
@@ -1,5 +1,5 @@
 Package.describe({
-  version: '1.1.11-rc.0',
+  version: '1.1.11-rc.1',
   // Brief, one-line summary of the package.
   summary: 'Define static page content in .html files',
   git: 'https://github.com/meteor/meteor',
diff --git a/packages/stylus/package.js b/packages/stylus/package.js
index 81b05a4d58..23a6e37ec9 100644
--- a/packages/stylus/package.js
+++ b/packages/stylus/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: 'Expressive, dynamic, robust CSS',
-  version: "2.513.4-rc.0"
+  version: "2.513.4-rc.1"
 });
 
 Package.registerBuildPlugin({
diff --git a/packages/templating/package.js b/packages/templating/package.js
index cf5dc56118..81babb7231 100644
--- a/packages/templating/package.js
+++ b/packages/templating/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Allows templates to be defined in .html files",
-  version: '1.2.13-rc.0'
+  version: '1.2.13-rc.1'
 });
 
 // Today, this package is closely intertwined with Handlebars, meaning
diff --git a/packages/tracker/package.js b/packages/tracker/package.js
index 78e87ccf15..849e330a6b 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: '1.1.0-rc.0'
+  version: '1.1.0-rc.1'
 });
 
 Package.onUse(function (api) {
diff --git a/packages/twitter/package.js b/packages/twitter/package.js
index f2c46e4e3e..9c22ada26e 100644
--- a/packages/twitter/package.js
+++ b/packages/twitter/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Twitter OAuth flow",
-  version: '1.1.12-rc.0'
+  version: '1.1.12-rc.1'
 });
 
 Package.onUse(function(api) {
diff --git a/packages/webapp/package.js b/packages/webapp/package.js
index 55ba4f816b..20dbc7e381 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: '1.3.10-rc.0'
+  version: '1.3.10-rc.1'
 });
 
 Npm.depends({connect: "2.30.2",
diff --git a/packages/xmlbuilder/package.js b/packages/xmlbuilder/package.js
index 5e70f80e91..3909ae33b9 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: '2.5.13-rc.0'
+  version: '2.5.13-rc.1'
 });
 
 Npm.depends({
diff --git a/scripts/admin/meteor-release-experimental.json b/scripts/admin/meteor-release-experimental.json
index 0cb2901019..b69b94c2d9 100644
--- a/scripts/admin/meteor-release-experimental.json
+++ b/scripts/admin/meteor-release-experimental.json
@@ -1,6 +1,6 @@
 {
  "track": "METEOR",
- "version": "1.4-rc.0",
+ "version": "1.4-rc.1",
  "recommended": false,
  "official": false,
  "description": "Meteor"