diff --git a/packages/babel-runtime/package.js b/packages/babel-runtime/package.js
index 85e3edfa44..5999385441 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: '0.1.9',
+  version: '0.1.9_1',
   documentation: 'README.md'
 });
 
diff --git a/packages/caching-compiler/package.js b/packages/caching-compiler/package.js
index a90038fef1..92240494ee 100644
--- a/packages/caching-compiler/package.js
+++ b/packages/caching-compiler/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   name: 'caching-compiler',
-  version: '1.0.5',
+  version: '1.0.5_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 1df1446659..a6112a6d46 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: "1.1.2"
+  version: "1.1.2_1"
 });
 
 Package.registerBuildPlugin({
diff --git a/packages/ddp-client/package.js b/packages/ddp-client/package.js
index 3c666679c2..91c48045b3 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: '1.2.8',
+  version: '1.2.8_1',
   documentation: null
 });
 
diff --git a/packages/ddp-server/package.js b/packages/ddp-server/package.js
index 335d213bb5..433ead690f 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: '1.2.8',
+  version: '1.2.8_1',
   documentation: null
 });
 
diff --git a/packages/ecmascript-runtime/package.js b/packages/ecmascript-runtime/package.js
index dce4a22066..94724afa6e 100644
--- a/packages/ecmascript-runtime/package.js
+++ b/packages/ecmascript-runtime/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   name: "ecmascript-runtime",
-  version: "0.2.11",
+  version: "0.2.11_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 081eebbce2..6a23de12a7 100644
--- a/packages/ecmascript/package.js
+++ b/packages/ecmascript/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   name: 'ecmascript',
-  version: '0.4.6',
+  version: '0.4.6_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 d497752489..09d05445ca 100644
--- a/packages/email/package.js
+++ b/packages/email/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Send email messages",
-  version: "1.0.14"
+  version: "1.0.14_1"
 });
 
 Npm.depends({
diff --git a/packages/es5-shim/package.js b/packages/es5-shim/package.js
index 043f5354ac..d864fa2ca9 100644
--- a/packages/es5-shim/package.js
+++ b/packages/es5-shim/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   name: "es5-shim",
-  version: "4.5.12",
+  version: "4.5.12_1",
   summary: "Shims and polyfills to improve ECMAScript 5 support",
   documentation: "README.md"
 });
diff --git a/packages/jshint/package.js b/packages/jshint/package.js
index 02961e6b02..6409f12e66 100644
--- a/packages/jshint/package.js
+++ b/packages/jshint/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   name: 'jshint',
-  version: '1.0.4',
+  version: '1.0.4_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 2bf2ddab54..5e5cc5a476 100644
--- a/packages/less/package.js
+++ b/packages/less/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   name: 'less',
-  version: '2.6.3',
+  version: '2.6.3_1',
   summary: 'Leaner CSS language',
   documentation: 'README.md'
 });
diff --git a/packages/logging/package.js b/packages/logging/package.js
index 16b1003d94..45bb224d4b 100644
--- a/packages/logging/package.js
+++ b/packages/logging/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Logging facility.",
-  version: '1.0.13'
+  version: '1.0.13_1'
 });
 
 Npm.depends({
diff --git a/packages/meteor-tool/package.js b/packages/meteor-tool/package.js
index 443cdb033e..93093b54c6 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: '1.3.4-1-rc.0'
+  version: '1.3.4_1'
 });
 
 Package.includeTool();
diff --git a/packages/meteor/package.js b/packages/meteor/package.js
index 24d7b31b08..5b1b1d8bd9 100644
--- a/packages/meteor/package.js
+++ b/packages/meteor/package.js
@@ -2,7 +2,7 @@
 
 Package.describe({
   summary: "Core Meteor environment",
-  version: '1.1.15'
+  version: '1.1.15_1'
 });
 
 Package.registerBuildPlugin({
diff --git a/packages/minifier-css/package.js b/packages/minifier-css/package.js
index ba687c11ed..aaf9d3ed27 100644
--- a/packages/minifier-css/package.js
+++ b/packages/minifier-css/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "CSS minifier",
-  version: "1.1.12"
+  version: "1.1.12_1"
 });
 
 Npm.depends({
diff --git a/packages/minifier-js/package.js b/packages/minifier-js/package.js
index 337ab31956..5bb8902e4a 100644
--- a/packages/minifier-js/package.js
+++ b/packages/minifier-js/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "JavaScript minifier",
-  version: "1.1.12"
+  version: "1.1.12_1"
 });
 
 Npm.depends({
diff --git a/packages/modules-runtime/package.js b/packages/modules-runtime/package.js
index 147e9a6493..e2651c7211 100644
--- a/packages/modules-runtime/package.js
+++ b/packages/modules-runtime/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   name: "modules-runtime",
-  version: "0.6.4",
+  version: "0.6.4_1",
   summary: "CommonJS module system",
   git: "https://github.com/benjamn/install",
   documentation: "README.md"
diff --git a/packages/mongo/package.js b/packages/mongo/package.js
index 0842e6c403..dbcfec4a04 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: '1.1.9'
+  version: '1.1.9_1'
 });
 
 Npm.depends({
diff --git a/packages/npm-mongo/package.js b/packages/npm-mongo/package.js
index ed6ee50580..0ec82ab8d8 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: '1.4.44',
+  version: '1.4.44_1',
   documentation: null
 });
 
diff --git a/packages/promise/package.js b/packages/promise/package.js
index ec180366cb..189d24f428 100644
--- a/packages/promise/package.js
+++ b/packages/promise/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   name: "promise",
-  version: "0.7.2",
+  version: "0.7.2_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 8ffda1099b..5600f5fb95 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: '1.0.7',
+  version: '1.0.7_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 3a6ba103f3..d10d2a480b 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: '1.0.7',
+  version: '1.0.7_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 a6a5ccacd6..c09b5d2489 100644
--- a/packages/static-html/package.js
+++ b/packages/static-html/package.js
@@ -1,5 +1,5 @@
 Package.describe({
-  version: '1.0.10',
+  version: '1.0.10_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 611946966a..6d5a7f2275 100644
--- a/packages/stylus/package.js
+++ b/packages/stylus/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: 'Expressive, dynamic, robust CSS',
-  version: "2.512.3"
+  version: "2.512.3_1"
 });
 
 Package.registerBuildPlugin({
diff --git a/packages/templating/package.js b/packages/templating/package.js
index 47b93b4458..16e65aa0ee 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: '1.1.12'
+  version: '1.1.12_1'
 });
 
 // Today, this package is closely intertwined with Handlebars, meaning
diff --git a/packages/twitter/package.js b/packages/twitter/package.js
index febeae1be0..0c461ddbe4 100644
--- a/packages/twitter/package.js
+++ b/packages/twitter/package.js
@@ -1,6 +1,6 @@
 Package.describe({
   summary: "Twitter OAuth flow",
-  version: '1.1.11-rc.0'
+  version: '1.1.11'
 });
 
 Package.onUse(function(api) {
diff --git a/packages/webapp/package.js b/packages/webapp/package.js
index f9ca4d664c..b30bf0fbfc 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: '1.2.9'
+  version: '1.2.9_1'
 });
 
 Npm.depends({connect: "2.30.2",
diff --git a/packages/xmlbuilder/package.js b/packages/xmlbuilder/package.js
index 84a033642d..500938e317 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: '2.4.12'
+  version: '2.4.12_1'
 });
 
 Npm.depends({
diff --git a/scripts/admin/meteor-release-official.json b/scripts/admin/meteor-release-official.json
index a9ee78f3ee..eff1bd2584 100644
--- a/scripts/admin/meteor-release-official.json
+++ b/scripts/admin/meteor-release-official.json
@@ -1,6 +1,6 @@
 {
   "track": "METEOR",
-  "version": "1.3.4",
+  "version": "1.3.4.1",
   "recommended": false,
   "official": true,
   "description": "The Official Meteor Distribution"