diff --git a/composer.json b/composer.json
index a9c308da91..3e61e3e79d 100644
--- a/composer.json
+++ b/composer.json
@@ -4,7 +4,6 @@
     "description": "The Symfony PHP framework",
     "keywords": ["framework"],
     "homepage": "http://symfony.com",
-    "version": "2.1.0",
     "license": "MIT",
     "authors": [
         {
diff --git a/src/Symfony/Bridge/Doctrine/composer.json b/src/Symfony/Bridge/Doctrine/composer.json
index 9dbe7890b6..98f5207c58 100644
--- a/src/Symfony/Bridge/Doctrine/composer.json
+++ b/src/Symfony/Bridge/Doctrine/composer.json
@@ -4,7 +4,6 @@
     "description": "Symfony Doctrine Bridge",
     "keywords": [],
     "homepage": "http://symfony.com",
-    "version": "2.1.0",
     "license": "MIT",
     "authors": [
         {
diff --git a/src/Symfony/Bridge/Monolog/composer.json b/src/Symfony/Bridge/Monolog/composer.json
index fa0ea829f5..6659fea559 100644
--- a/src/Symfony/Bridge/Monolog/composer.json
+++ b/src/Symfony/Bridge/Monolog/composer.json
@@ -4,7 +4,6 @@
     "description": "Symfony Monolog Bridge",
     "keywords": [],
     "homepage": "http://symfony.com",
-    "version": "2.1.0",
     "license": "MIT",
     "authors": [
         {
diff --git a/src/Symfony/Bridge/Swiftmailer/composer.json b/src/Symfony/Bridge/Swiftmailer/composer.json
index 055d83c8cb..b711f9cd39 100644
--- a/src/Symfony/Bridge/Swiftmailer/composer.json
+++ b/src/Symfony/Bridge/Swiftmailer/composer.json
@@ -4,7 +4,6 @@
     "description": "Symfony Swiftmailer Bridge",
     "keywords": [],
     "homepage": "http://symfony.com",
-    "version": "2.1.0",
     "license": "MIT",
     "authors": [
         {
diff --git a/src/Symfony/Bridge/Twig/composer.json b/src/Symfony/Bridge/Twig/composer.json
index 79d6e6a0d7..b2327eab3f 100644
--- a/src/Symfony/Bridge/Twig/composer.json
+++ b/src/Symfony/Bridge/Twig/composer.json
@@ -4,7 +4,6 @@
     "description": "Symfony Twig Bridge",
     "keywords": [],
     "homepage": "http://symfony.com",
-    "version": "2.1.0",
     "license": "MIT",
     "authors": [
         {
diff --git a/src/Symfony/Bundle/FrameworkBundle/composer.json b/src/Symfony/Bundle/FrameworkBundle/composer.json
index 0083f5dff1..a50b8ab5ff 100644
--- a/src/Symfony/Bundle/FrameworkBundle/composer.json
+++ b/src/Symfony/Bundle/FrameworkBundle/composer.json
@@ -4,7 +4,6 @@
     "description": "Symfony FrameworkBundle",
     "keywords": [],
     "homepage": "http://symfony.com",
-    "version": "2.1.0",
     "license": "MIT",
     "authors": [
         {
diff --git a/src/Symfony/Bundle/SecurityBundle/composer.json b/src/Symfony/Bundle/SecurityBundle/composer.json
index df6b45e4ba..b3dba3c4ac 100644
--- a/src/Symfony/Bundle/SecurityBundle/composer.json
+++ b/src/Symfony/Bundle/SecurityBundle/composer.json
@@ -4,7 +4,6 @@
     "description": "Symfony SecurityBundle",
     "keywords": [],
     "homepage": "http://symfony.com",
-    "version": "2.1.0",
     "license": "MIT",
     "authors": [
         {
diff --git a/src/Symfony/Bundle/TwigBundle/composer.json b/src/Symfony/Bundle/TwigBundle/composer.json
index 5b26497733..2c703d5949 100644
--- a/src/Symfony/Bundle/TwigBundle/composer.json
+++ b/src/Symfony/Bundle/TwigBundle/composer.json
@@ -4,7 +4,6 @@
     "description": "Symfony TwigBundle",
     "keywords": [],
     "homepage": "http://symfony.com",
-    "version": "2.1.0",
     "license": "MIT",
     "authors": [
         {
diff --git a/src/Symfony/Bundle/WebProfilerBundle/composer.json b/src/Symfony/Bundle/WebProfilerBundle/composer.json
index addfe3b9e8..036688454a 100644
--- a/src/Symfony/Bundle/WebProfilerBundle/composer.json
+++ b/src/Symfony/Bundle/WebProfilerBundle/composer.json
@@ -4,7 +4,6 @@
     "description": "Symfony WebProfilerBundle",
     "keywords": [],
     "homepage": "http://symfony.com",
-    "version": "2.1.0",
     "license": "MIT",
     "authors": [
         {
diff --git a/src/Symfony/Component/BrowserKit/composer.json b/src/Symfony/Component/BrowserKit/composer.json
index 191d30b60a..a88cb18a87 100644
--- a/src/Symfony/Component/BrowserKit/composer.json
+++ b/src/Symfony/Component/BrowserKit/composer.json
@@ -4,7 +4,6 @@
     "description": "Symfony BrowserKit Component",
     "keywords": [],
     "homepage": "http://symfony.com",
-    "version": "2.1.0",
     "license": "MIT",
     "authors": [
         {
diff --git a/src/Symfony/Component/ClassLoader/composer.json b/src/Symfony/Component/ClassLoader/composer.json
index 2361ec831c..2608f041a2 100644
--- a/src/Symfony/Component/ClassLoader/composer.json
+++ b/src/Symfony/Component/ClassLoader/composer.json
@@ -4,7 +4,6 @@
     "description": "Symfony ClassLoader Component",
     "keywords": [],
     "homepage": "http://symfony.com",
-    "version": "2.1.0",
     "license": "MIT",
     "authors": [
         {
diff --git a/src/Symfony/Component/Config/composer.json b/src/Symfony/Component/Config/composer.json
index e7ce98051d..11bb91ca8e 100644
--- a/src/Symfony/Component/Config/composer.json
+++ b/src/Symfony/Component/Config/composer.json
@@ -4,7 +4,6 @@
     "description": "Symfony Config Component",
     "keywords": [],
     "homepage": "http://symfony.com",
-    "version": "2.1.0",
     "license": "MIT",
     "authors": [
         {
diff --git a/src/Symfony/Component/Console/composer.json b/src/Symfony/Component/Console/composer.json
index 36c044ec23..961212ec0c 100644
--- a/src/Symfony/Component/Console/composer.json
+++ b/src/Symfony/Component/Console/composer.json
@@ -4,7 +4,6 @@
     "description": "Symfony Console Component",
     "keywords": [],
     "homepage": "http://symfony.com",
-    "version": "2.1.0",
     "license": "MIT",
     "authors": [
         {
diff --git a/src/Symfony/Component/CssSelector/composer.json b/src/Symfony/Component/CssSelector/composer.json
index cbad82bc1f..5dc22007f4 100644
--- a/src/Symfony/Component/CssSelector/composer.json
+++ b/src/Symfony/Component/CssSelector/composer.json
@@ -4,7 +4,6 @@
     "description": "Symfony CssSelector Component",
     "keywords": [],
     "homepage": "http://symfony.com",
-    "version": "2.1.0",
     "license": "MIT",
     "authors": [
         {
diff --git a/src/Symfony/Component/DependencyInjection/composer.json b/src/Symfony/Component/DependencyInjection/composer.json
index f114744620..c779a09a76 100644
--- a/src/Symfony/Component/DependencyInjection/composer.json
+++ b/src/Symfony/Component/DependencyInjection/composer.json
@@ -4,7 +4,6 @@
     "description": "Symfony DependencyInjection Component",
     "keywords": [],
     "homepage": "http://symfony.com",
-    "version": "2.1.0",
     "license": "MIT",
     "authors": [
         {
diff --git a/src/Symfony/Component/DomCrawler/composer.json b/src/Symfony/Component/DomCrawler/composer.json
index a427c23a65..cbe2bce433 100644
--- a/src/Symfony/Component/DomCrawler/composer.json
+++ b/src/Symfony/Component/DomCrawler/composer.json
@@ -4,7 +4,6 @@
     "description": "Symfony DomCrawler Component",
     "keywords": [],
     "homepage": "http://symfony.com",
-    "version": "2.1.0",
     "license": "MIT",
     "authors": [
         {
diff --git a/src/Symfony/Component/EventDispatcher/composer.json b/src/Symfony/Component/EventDispatcher/composer.json
index 06986d91b7..0c8d455c6b 100644
--- a/src/Symfony/Component/EventDispatcher/composer.json
+++ b/src/Symfony/Component/EventDispatcher/composer.json
@@ -4,7 +4,6 @@
     "description": "Symfony EventDispatcher Component",
     "keywords": [],
     "homepage": "http://symfony.com",
-    "version": "2.1.0",
     "license": "MIT",
     "authors": [
         {
diff --git a/src/Symfony/Component/Filesystem/composer.json b/src/Symfony/Component/Filesystem/composer.json
index 5585c5c4c9..c080a322f0 100644
--- a/src/Symfony/Component/Filesystem/composer.json
+++ b/src/Symfony/Component/Filesystem/composer.json
@@ -4,7 +4,6 @@
     "description": "Symfony Filesystem Component",
     "keywords": [],
     "homepage": "http://symfony.com",
-    "version": "2.1.0",
     "license": "MIT",
     "authors": [
         {
diff --git a/src/Symfony/Component/Finder/composer.json b/src/Symfony/Component/Finder/composer.json
index 37ff220f79..4bef2e6a19 100644
--- a/src/Symfony/Component/Finder/composer.json
+++ b/src/Symfony/Component/Finder/composer.json
@@ -4,7 +4,6 @@
     "description": "Symfony Finder Component",
     "keywords": [],
     "homepage": "http://symfony.com",
-    "version": "2.1.0",
     "license": "MIT",
     "authors": [
         {
diff --git a/src/Symfony/Component/Form/composer.json b/src/Symfony/Component/Form/composer.json
index 9e18fc4637..00bce16a49 100644
--- a/src/Symfony/Component/Form/composer.json
+++ b/src/Symfony/Component/Form/composer.json
@@ -4,7 +4,6 @@
     "description": "Symfony Form Component",
     "keywords": [],
     "homepage": "http://symfony.com",
-    "version": "2.1.0",
     "license": "MIT",
     "authors": [
         {
diff --git a/src/Symfony/Component/HttpFoundation/composer.json b/src/Symfony/Component/HttpFoundation/composer.json
index bc11cb4909..c2f49aa628 100644
--- a/src/Symfony/Component/HttpFoundation/composer.json
+++ b/src/Symfony/Component/HttpFoundation/composer.json
@@ -4,7 +4,6 @@
     "description": "Symfony HttpFoundation Component",
     "keywords": [],
     "homepage": "http://symfony.com",
-    "version": "2.1.0",
     "license": "MIT",
     "authors": [
         {
diff --git a/src/Symfony/Component/HttpKernel/composer.json b/src/Symfony/Component/HttpKernel/composer.json
index 4333894c8c..95fb176dc6 100644
--- a/src/Symfony/Component/HttpKernel/composer.json
+++ b/src/Symfony/Component/HttpKernel/composer.json
@@ -4,7 +4,6 @@
     "description": "Symfony HttpKernel Component",
     "keywords": [],
     "homepage": "http://symfony.com",
-    "version": "2.1.0",
     "license": "MIT",
     "authors": [
         {
diff --git a/src/Symfony/Component/Locale/composer.json b/src/Symfony/Component/Locale/composer.json
index 74cc61c268..7678c0a56c 100644
--- a/src/Symfony/Component/Locale/composer.json
+++ b/src/Symfony/Component/Locale/composer.json
@@ -4,7 +4,6 @@
     "description": "Symfony Locale Component",
     "keywords": [],
     "homepage": "http://symfony.com",
-    "version": "2.1.0",
     "license": "MIT",
     "authors": [
         {
diff --git a/src/Symfony/Component/Process/composer.json b/src/Symfony/Component/Process/composer.json
index da111d88ca..b99b4c3c60 100644
--- a/src/Symfony/Component/Process/composer.json
+++ b/src/Symfony/Component/Process/composer.json
@@ -4,7 +4,6 @@
     "description": "Symfony Process Component",
     "keywords": [],
     "homepage": "http://symfony.com",
-    "version": "2.1.0",
     "license": "MIT",
     "authors": [
         {
diff --git a/src/Symfony/Component/Routing/composer.json b/src/Symfony/Component/Routing/composer.json
index a5dab9d2da..fb0af2d6a1 100644
--- a/src/Symfony/Component/Routing/composer.json
+++ b/src/Symfony/Component/Routing/composer.json
@@ -4,7 +4,6 @@
     "description": "Symfony Routing Component",
     "keywords": [],
     "homepage": "http://symfony.com",
-    "version": "2.1.0",
     "license": "MIT",
     "authors": [
         {
diff --git a/src/Symfony/Component/Security/composer.json b/src/Symfony/Component/Security/composer.json
index d77b16cc5d..0dbade1277 100644
--- a/src/Symfony/Component/Security/composer.json
+++ b/src/Symfony/Component/Security/composer.json
@@ -4,7 +4,6 @@
     "description": "Symfony Security Component",
     "keywords": [],
     "homepage": "http://symfony.com",
-    "version": "2.1.0",
     "license": "MIT",
     "authors": [
         {
diff --git a/src/Symfony/Component/Serializer/composer.json b/src/Symfony/Component/Serializer/composer.json
index 4b66c786bd..e1904942e8 100644
--- a/src/Symfony/Component/Serializer/composer.json
+++ b/src/Symfony/Component/Serializer/composer.json
@@ -4,7 +4,6 @@
     "description": "Symfony Serializer Component",
     "keywords": [],
     "homepage": "http://symfony.com",
-    "version": "2.1.0",
     "license": "MIT",
     "authors": [
         {
diff --git a/src/Symfony/Component/Templating/composer.json b/src/Symfony/Component/Templating/composer.json
index cd058fcabd..ea81774e41 100644
--- a/src/Symfony/Component/Templating/composer.json
+++ b/src/Symfony/Component/Templating/composer.json
@@ -4,7 +4,6 @@
     "description": "Symfony Templating Component",
     "keywords": [],
     "homepage": "http://symfony.com",
-    "version": "2.1.0",
     "license": "MIT",
     "authors": [
         {
diff --git a/src/Symfony/Component/Translation/composer.json b/src/Symfony/Component/Translation/composer.json
index 89d503edbd..c71ee77cdf 100644
--- a/src/Symfony/Component/Translation/composer.json
+++ b/src/Symfony/Component/Translation/composer.json
@@ -4,7 +4,6 @@
     "description": "Symfony Translation Component",
     "keywords": [],
     "homepage": "http://symfony.com",
-    "version": "2.1.0",
     "license": "MIT",
     "authors": [
         {
diff --git a/src/Symfony/Component/Validator/composer.json b/src/Symfony/Component/Validator/composer.json
index 8a748d7c9f..7dafbea0c5 100644
--- a/src/Symfony/Component/Validator/composer.json
+++ b/src/Symfony/Component/Validator/composer.json
@@ -4,7 +4,6 @@
     "description": "Symfony Validator Component",
     "keywords": [],
     "homepage": "http://symfony.com",
-    "version": "2.1.0",
     "license": "MIT",
     "authors": [
         {
diff --git a/src/Symfony/Component/Yaml/composer.json b/src/Symfony/Component/Yaml/composer.json
index 76650c926c..dc87721228 100644
--- a/src/Symfony/Component/Yaml/composer.json
+++ b/src/Symfony/Component/Yaml/composer.json
@@ -4,7 +4,6 @@
     "description": "Symfony Yaml Component",
     "keywords": [],
     "homepage": "http://symfony.com",
-    "version": "2.1.0",
     "license": "MIT",
     "authors": [
         {