diff --git a/src/Symfony/Bridge/Doctrine/composer.json b/src/Symfony/Bridge/Doctrine/composer.json
index af7bce8044..236ba5037d 100644
--- a/src/Symfony/Bridge/Doctrine/composer.json
+++ b/src/Symfony/Bridge/Doctrine/composer.json
@@ -26,5 +26,9 @@
     "suggest": {
         "symfony/form": ">=2.0",
         "symfony/validator": ">=2.0"
-    }
+    },
+    "autoload": {
+        "psr-0": { "Symfony\\Bridge\\Doctrine": "" }
+    },
+    "target-dir": "Symfony/Bridge/Doctrine"
 }
diff --git a/src/Symfony/Bridge/Monolog/composer.json b/src/Symfony/Bridge/Monolog/composer.json
index 62eccc62fb..411d80e072 100644
--- a/src/Symfony/Bridge/Monolog/composer.json
+++ b/src/Symfony/Bridge/Monolog/composer.json
@@ -20,5 +20,9 @@
         "php": ">=5.3.2",
         "symfony/http-kernel": ">=2.0",
         "monolog/monolog": ">=1.0"
-    }
+    },
+    "autoload": {
+        "psr-0": { "Symfony\\Bridge\\Monolog": "" }
+    },
+    "target-dir": "Symfony/Bridge/Monolog"
 }
diff --git a/src/Symfony/Bridge/Swiftmailer/composer.json b/src/Symfony/Bridge/Swiftmailer/composer.json
new file mode 100644
index 0000000000..804f4cb9dd
--- /dev/null
+++ b/src/Symfony/Bridge/Swiftmailer/composer.json
@@ -0,0 +1,30 @@
+{
+    "name": "symfony/swiftmailer-bridge",
+    "type": "symfony-bridge",
+    "description": "Symfony Swiftmailer Bridge",
+    "keywords": [],
+    "homepage": "http://symfony.com",
+    "version": "2.0.4",
+    "license": "MIT",
+    "authors": [
+        {
+            "name": "Fabien Potencier",
+            "email": "fabien@symfony.com"
+        },
+        {
+            "name": "Symfony Community",
+            "homepage": "http://symfony.com/contributors"
+        }
+    ],
+    "require": {
+        "php": ">=5.3.2"
+        "swiftmailer/swiftmailer": ">=4.1",
+    },
+    "suggest": {
+        "symfony/http-kernel": ">=2.0",
+    },
+    "autoload": {
+        "psr-0": { "Symfony\\Bridge\\Swiftmailer": "" }
+    },
+    "target-dir": "Symfony/Bridge/Swiftmailer"
+}
diff --git a/src/Symfony/Bridge/Twig/composer.json b/src/Symfony/Bridge/Twig/composer.json
index 859abf2678..207d3f1c10 100644
--- a/src/Symfony/Bridge/Twig/composer.json
+++ b/src/Symfony/Bridge/Twig/composer.json
@@ -25,5 +25,9 @@
         "symfony/routing": ">=2.0",
         "symfony/translation": ">=2.0",
         "symfony/yaml": ">=2.0"
-    }
+    },
+    "autoload": {
+        "psr-0": { "Symfony\\Bridge\\Twig": "" }
+    },
+    "target-dir": "Symfony/Bridge/Twig"
 }
diff --git a/src/Symfony/Bundle/DoctrineBundle/composer.json b/src/Symfony/Bundle/DoctrineBundle/composer.json
index 087dc39fb1..4056fdcee8 100644
--- a/src/Symfony/Bundle/DoctrineBundle/composer.json
+++ b/src/Symfony/Bundle/DoctrineBundle/composer.json
@@ -24,5 +24,9 @@
     "recommend": {
         "doctrine/dbal": ">=2.0",
         "doctrine/orm": ">=2.0"
-    }
+    },
+    "autoload": {
+        "psr-0": { "Symfony\\Bundle\\DoctrineBundle": "" }
+    },
+    "target-dir": "Symfony/Bundle/DoctrineBundle"
 }
diff --git a/src/Symfony/Bundle/FrameworkBundle/composer.json b/src/Symfony/Bundle/FrameworkBundle/composer.json
index 6d52ed57a9..74dd471326 100644
--- a/src/Symfony/Bundle/FrameworkBundle/composer.json
+++ b/src/Symfony/Bundle/FrameworkBundle/composer.json
@@ -28,5 +28,9 @@
         "symfony/console": ">=2.0",
         "symfony/form": ">=2.0",
         "symfony/validator": ">=2.0"
-    }
+    },
+    "autoload": {
+        "psr-0": { "Symfony\\Bundle\\FrameworkBundle": "" }
+    },
+    "target-dir": "Symfony/Bundle/FrameworkBundle"
 }
diff --git a/src/Symfony/Bundle/MonologBundle/composer.json b/src/Symfony/Bundle/MonologBundle/composer.json
index 895bba31aa..001945db43 100644
--- a/src/Symfony/Bundle/MonologBundle/composer.json
+++ b/src/Symfony/Bundle/MonologBundle/composer.json
@@ -20,5 +20,9 @@
         "php": ">=5.3.2",
         "monolog/monolog": ">=1.0",
         "symfony/monolog-bridge": ">=2.0"
-    }
+    },
+    "autoload": {
+        "psr-0": { "Symfony\\Bundle\\MonologBundle": "" }
+    },
+    "target-dir": "Symfony/Bundle/MonologBundle"
 }
diff --git a/src/Symfony/Bundle/SecurityBundle/composer.json b/src/Symfony/Bundle/SecurityBundle/composer.json
index 57abc85347..b7bf54e39b 100644
--- a/src/Symfony/Bundle/SecurityBundle/composer.json
+++ b/src/Symfony/Bundle/SecurityBundle/composer.json
@@ -19,5 +19,9 @@
     "require": {
         "php": ">=5.3.2",
         "symfony/security": ">=2.0"
-    }
+    },
+    "autoload": {
+        "psr-0": { "Symfony\\Bundle\\SecurityBundle": "" }
+    },
+    "target-dir": "Symfony/Bundle/SecurityBundle"
 }
diff --git a/src/Symfony/Bundle/SwiftmailerBundle/composer.json b/src/Symfony/Bundle/SwiftmailerBundle/composer.json
index 7b976c21f1..34bdb68367 100644
--- a/src/Symfony/Bundle/SwiftmailerBundle/composer.json
+++ b/src/Symfony/Bundle/SwiftmailerBundle/composer.json
@@ -19,5 +19,9 @@
     "require": {
         "php": ">=5.3.2",
         "swiftmailer/swiftmailer": ">=4.1.2"
-    }
+    },
+    "autoload": {
+        "psr-0": { "Symfony\\Bundle\\SwiftmailerBundle": "" }
+    },
+    "target-dir": "Symfony/Bundle/SwiftmailerBundle"
 }
diff --git a/src/Symfony/Bundle/TwigBundle/composer.json b/src/Symfony/Bundle/TwigBundle/composer.json
index 3432e7a487..15d4001a1b 100644
--- a/src/Symfony/Bundle/TwigBundle/composer.json
+++ b/src/Symfony/Bundle/TwigBundle/composer.json
@@ -20,5 +20,9 @@
         "php": ">=5.3.2",
         "twig/twig": ">=1.1",
         "symfony/twig-bridge": ">=2.0"
-    }
+    },
+    "autoload": {
+        "psr-0": { "Symfony\\Bundle\\TwigBundle": "" }
+    },
+    "target-dir": "Symfony/Bundle/TwigBundle"
 }
diff --git a/src/Symfony/Bundle/WebProfilerBundle/composer.json b/src/Symfony/Bundle/WebProfilerBundle/composer.json
index 914500bcea..8a1dec35aa 100644
--- a/src/Symfony/Bundle/WebProfilerBundle/composer.json
+++ b/src/Symfony/Bundle/WebProfilerBundle/composer.json
@@ -19,5 +19,9 @@
     "require": {
         "php": ">=5.3.2",
         "symfony/twig-bundle": ">=2.0"
-    }
+    },
+    "autoload": {
+        "psr-0": { "Symfony\\Bundle\\WebProfilerBundle": "" }
+    },
+    "target-dir": "Symfony/Bundle/WebProfilerBundle"
 }