diff --git a/.travis.yml b/.travis.yml
index ec9bf6da4d..52acc2f6ae 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,12 +2,11 @@ language: php
 
 matrix:
     include:
-        - php: 5.3.3
         - php: 5.3
         - php: 5.4
         - php: 5.5
         - php: 5.6
-        - php: 5.3.3
+        - php: 5.3
           env: components=low
         - php: 5.6
           env: components=high
diff --git a/composer.json b/composer.json
index 59b405e5eb..91a097a12e 100644
--- a/composer.json
+++ b/composer.json
@@ -16,7 +16,7 @@
         }
     ],
     "require": {
-        "php": ">=5.3.3",
+        "php": ">=5.3.9",
         "doctrine/common": "~2.3",
         "twig/twig": "~1.12,>=1.12.3",
         "psr/log": "~1.0"
diff --git a/src/Symfony/Bridge/Doctrine/composer.json b/src/Symfony/Bridge/Doctrine/composer.json
index 67924be616..93848cd038 100644
--- a/src/Symfony/Bridge/Doctrine/composer.json
+++ b/src/Symfony/Bridge/Doctrine/composer.json
@@ -16,7 +16,7 @@
         }
     ],
     "require": {
-        "php": ">=5.3.3",
+        "php": ">=5.3.9",
         "doctrine/common": "~2.3"
     },
     "require-dev": {
diff --git a/src/Symfony/Bridge/Monolog/composer.json b/src/Symfony/Bridge/Monolog/composer.json
index aaa79dd051..300768d5f6 100644
--- a/src/Symfony/Bridge/Monolog/composer.json
+++ b/src/Symfony/Bridge/Monolog/composer.json
@@ -16,7 +16,7 @@
         }
     ],
     "require": {
-        "php": ">=5.3.3",
+        "php": ">=5.3.9",
         "monolog/monolog": "~1.11"
     },
     "require-dev": {
diff --git a/src/Symfony/Bridge/Propel1/composer.json b/src/Symfony/Bridge/Propel1/composer.json
index f92f426424..8d5d233646 100644
--- a/src/Symfony/Bridge/Propel1/composer.json
+++ b/src/Symfony/Bridge/Propel1/composer.json
@@ -16,7 +16,7 @@
         }
     ],
     "require": {
-        "php": ">=5.3.3",
+        "php": ">=5.3.9",
         "symfony/http-foundation": "~2.0,>=2.0.5|~3.0.0",
         "symfony/http-kernel": "~2.0,>=2.0.5|~3.0.0",
         "symfony/form": "~2.3,>=2.3.8|~3.0.0",
diff --git a/src/Symfony/Bridge/ProxyManager/composer.json b/src/Symfony/Bridge/ProxyManager/composer.json
index a8d5c72bc7..70a8d0912b 100644
--- a/src/Symfony/Bridge/ProxyManager/composer.json
+++ b/src/Symfony/Bridge/ProxyManager/composer.json
@@ -16,7 +16,7 @@
         }
     ],
     "require": {
-        "php": ">=5.3.3",
+        "php": ">=5.3.9",
         "symfony/dependency-injection": "~2.3|~3.0.0",
         "ocramius/proxy-manager": "~0.4|~1.0"
     },
diff --git a/src/Symfony/Bridge/Swiftmailer/composer.json b/src/Symfony/Bridge/Swiftmailer/composer.json
index 098ff0e682..99ae9a7be8 100644
--- a/src/Symfony/Bridge/Swiftmailer/composer.json
+++ b/src/Symfony/Bridge/Swiftmailer/composer.json
@@ -16,7 +16,7 @@
         }
     ],
     "require": {
-        "php": ">=5.3.3",
+        "php": ">=5.3.9",
         "swiftmailer/swiftmailer": ">=4.2.0,<6.0-dev"
     },
     "suggest": {
diff --git a/src/Symfony/Bridge/Twig/composer.json b/src/Symfony/Bridge/Twig/composer.json
index ea235c5f8f..cda147d5c2 100644
--- a/src/Symfony/Bridge/Twig/composer.json
+++ b/src/Symfony/Bridge/Twig/composer.json
@@ -16,7 +16,7 @@
         }
     ],
     "require": {
-        "php": ">=5.3.3",
+        "php": ">=5.3.9",
         "symfony/security-csrf": "~2.6|~3.0.0",
         "twig/twig": "~1.13,>=1.13.1"
     },
diff --git a/src/Symfony/Bundle/DebugBundle/composer.json b/src/Symfony/Bundle/DebugBundle/composer.json
index 8949b3f899..33c05e58e0 100644
--- a/src/Symfony/Bundle/DebugBundle/composer.json
+++ b/src/Symfony/Bundle/DebugBundle/composer.json
@@ -16,7 +16,7 @@
         }
     ],
     "require": {
-        "php": ">=5.3.3",
+        "php": ">=5.3.9",
         "symfony/http-kernel": "~2.6|~3.0.0",
         "symfony/twig-bridge": "~2.6|~3.0.0",
         "symfony/var-dumper": "~2.6|~3.0.0"
diff --git a/src/Symfony/Bundle/FrameworkBundle/composer.json b/src/Symfony/Bundle/FrameworkBundle/composer.json
index 0845fda2a3..07e7eb0d25 100644
--- a/src/Symfony/Bundle/FrameworkBundle/composer.json
+++ b/src/Symfony/Bundle/FrameworkBundle/composer.json
@@ -16,7 +16,7 @@
         }
     ],
     "require": {
-        "php": ">=5.3.3",
+        "php": ">=5.3.9",
         "symfony/dependency-injection" : "~2.6,>=2.6.2",
         "symfony/config" : "~2.4",
         "symfony/event-dispatcher": "~2.5|~3.0.0",
diff --git a/src/Symfony/Bundle/SecurityBundle/composer.json b/src/Symfony/Bundle/SecurityBundle/composer.json
index c23ad9bf3d..cc21852e21 100644
--- a/src/Symfony/Bundle/SecurityBundle/composer.json
+++ b/src/Symfony/Bundle/SecurityBundle/composer.json
@@ -16,7 +16,7 @@
         }
     ],
     "require": {
-        "php": ">=5.3.3",
+        "php": ">=5.3.9",
         "symfony/security": "~2.7|~3.0.0",
         "symfony/http-kernel": "~2.2|~3.0.0"
     },
diff --git a/src/Symfony/Bundle/TwigBundle/composer.json b/src/Symfony/Bundle/TwigBundle/composer.json
index ccd62fa7a7..b1e51bd726 100644
--- a/src/Symfony/Bundle/TwigBundle/composer.json
+++ b/src/Symfony/Bundle/TwigBundle/composer.json
@@ -16,7 +16,7 @@
         }
     ],
     "require": {
-        "php": ">=5.3.3",
+        "php": ">=5.3.9",
         "symfony/twig-bridge": "~2.6|~3.0.0",
         "symfony/http-foundation": "~2.5|~3.0.0",
         "symfony/http-kernel": "~2.3.24|~2.5.9|~2.6,>=2.6.2|~3.0.0"
diff --git a/src/Symfony/Bundle/WebProfilerBundle/composer.json b/src/Symfony/Bundle/WebProfilerBundle/composer.json
index 27c2fe026c..c1ab33973c 100644
--- a/src/Symfony/Bundle/WebProfilerBundle/composer.json
+++ b/src/Symfony/Bundle/WebProfilerBundle/composer.json
@@ -16,7 +16,7 @@
         }
     ],
     "require": {
-        "php": ">=5.3.3",
+        "php": ">=5.3.9",
         "symfony/http-kernel": "~2.4|~3.0.0",
         "symfony/routing": "~2.2|~3.0.0",
         "symfony/twig-bridge": "~2.2|~3.0.0"
diff --git a/src/Symfony/Component/BrowserKit/composer.json b/src/Symfony/Component/BrowserKit/composer.json
index e2a1ef1881..b59321d592 100644
--- a/src/Symfony/Component/BrowserKit/composer.json
+++ b/src/Symfony/Component/BrowserKit/composer.json
@@ -16,7 +16,7 @@
         }
     ],
     "require": {
-        "php": ">=5.3.3",
+        "php": ">=5.3.9",
         "symfony/dom-crawler": "~2.0,>=2.0.5|~3.0.0"
     },
     "require-dev": {
diff --git a/src/Symfony/Component/ClassLoader/composer.json b/src/Symfony/Component/ClassLoader/composer.json
index 3f67bf9b6e..66ce112274 100644
--- a/src/Symfony/Component/ClassLoader/composer.json
+++ b/src/Symfony/Component/ClassLoader/composer.json
@@ -17,7 +17,7 @@
     ],
     "minimum-stability": "dev",
     "require": {
-        "php": ">=5.3.3"
+        "php": ">=5.3.9"
     },
     "require-dev": {
         "symfony/finder": "~2.0,>=2.0.5|~3.0.0"
diff --git a/src/Symfony/Component/Config/composer.json b/src/Symfony/Component/Config/composer.json
index 53c46d30b2..aedf7235ef 100644
--- a/src/Symfony/Component/Config/composer.json
+++ b/src/Symfony/Component/Config/composer.json
@@ -16,7 +16,7 @@
         }
     ],
     "require": {
-        "php": ">=5.3.3",
+        "php": ">=5.3.9",
         "symfony/filesystem": "~2.3|~3.0.0"
     },
     "autoload": {
diff --git a/src/Symfony/Component/Console/composer.json b/src/Symfony/Component/Console/composer.json
index 40005358e6..86e5a471bc 100644
--- a/src/Symfony/Component/Console/composer.json
+++ b/src/Symfony/Component/Console/composer.json
@@ -16,7 +16,7 @@
         }
     ],
     "require": {
-        "php": ">=5.3.3"
+        "php": ">=5.3.9"
     },
     "require-dev": {
         "symfony/event-dispatcher": "~2.1|~3.0.0",
diff --git a/src/Symfony/Component/CssSelector/composer.json b/src/Symfony/Component/CssSelector/composer.json
index ee227439e8..dd60194f72 100644
--- a/src/Symfony/Component/CssSelector/composer.json
+++ b/src/Symfony/Component/CssSelector/composer.json
@@ -20,7 +20,7 @@
         }
     ],
     "require": {
-        "php": ">=5.3.3"
+        "php": ">=5.3.9"
     },
     "autoload": {
         "psr-0": { "Symfony\\Component\\CssSelector\\": "" }
diff --git a/src/Symfony/Component/Debug/composer.json b/src/Symfony/Component/Debug/composer.json
index c6cf59b67c..35479f58ee 100644
--- a/src/Symfony/Component/Debug/composer.json
+++ b/src/Symfony/Component/Debug/composer.json
@@ -16,7 +16,7 @@
         }
     ],
     "require": {
-        "php": ">=5.3.3",
+        "php": ">=5.3.9",
         "psr/log": "~1.0"
     },
     "require-dev": {
diff --git a/src/Symfony/Component/DependencyInjection/composer.json b/src/Symfony/Component/DependencyInjection/composer.json
index 643fa956ca..6ee96fa1f7 100644
--- a/src/Symfony/Component/DependencyInjection/composer.json
+++ b/src/Symfony/Component/DependencyInjection/composer.json
@@ -16,7 +16,7 @@
         }
     ],
     "require": {
-        "php": ">=5.3.3"
+        "php": ">=5.3.9"
     },
     "require-dev": {
         "symfony/yaml": "~2.1|~3.0.0",
diff --git a/src/Symfony/Component/DomCrawler/composer.json b/src/Symfony/Component/DomCrawler/composer.json
index cca3278b7b..4fdebe9124 100644
--- a/src/Symfony/Component/DomCrawler/composer.json
+++ b/src/Symfony/Component/DomCrawler/composer.json
@@ -16,7 +16,7 @@
         }
     ],
     "require": {
-        "php": ">=5.3.3"
+        "php": ">=5.3.9"
     },
     "require-dev": {
         "symfony/css-selector": "~2.3|~3.0.0"
diff --git a/src/Symfony/Component/EventDispatcher/composer.json b/src/Symfony/Component/EventDispatcher/composer.json
index 549267779d..3058344057 100644
--- a/src/Symfony/Component/EventDispatcher/composer.json
+++ b/src/Symfony/Component/EventDispatcher/composer.json
@@ -16,7 +16,7 @@
         }
     ],
     "require": {
-        "php": ">=5.3.3"
+        "php": ">=5.3.9"
     },
     "require-dev": {
         "symfony/dependency-injection": "~2.6|~3.0.0",
diff --git a/src/Symfony/Component/ExpressionLanguage/composer.json b/src/Symfony/Component/ExpressionLanguage/composer.json
index 8e6193cfe4..7dcd64a295 100644
--- a/src/Symfony/Component/ExpressionLanguage/composer.json
+++ b/src/Symfony/Component/ExpressionLanguage/composer.json
@@ -16,7 +16,7 @@
         }
     ],
     "require": {
-        "php": ">=5.3.3"
+        "php": ">=5.3.9"
     },
     "autoload": {
         "psr-0": { "Symfony\\Component\\ExpressionLanguage\\": "" }
diff --git a/src/Symfony/Component/Filesystem/composer.json b/src/Symfony/Component/Filesystem/composer.json
index c5682684b3..8cb835367a 100644
--- a/src/Symfony/Component/Filesystem/composer.json
+++ b/src/Symfony/Component/Filesystem/composer.json
@@ -16,7 +16,7 @@
         }
     ],
     "require": {
-        "php": ">=5.3.3"
+        "php": ">=5.3.9"
     },
     "autoload": {
         "psr-0": { "Symfony\\Component\\Filesystem\\": "" }
diff --git a/src/Symfony/Component/Finder/composer.json b/src/Symfony/Component/Finder/composer.json
index 7e3264275e..6ea180275f 100644
--- a/src/Symfony/Component/Finder/composer.json
+++ b/src/Symfony/Component/Finder/composer.json
@@ -16,7 +16,7 @@
         }
     ],
     "require": {
-        "php": ">=5.3.3"
+        "php": ">=5.3.9"
     },
     "autoload": {
         "psr-0": { "Symfony\\Component\\Finder\\": "" }
diff --git a/src/Symfony/Component/Form/composer.json b/src/Symfony/Component/Form/composer.json
index 6f8c14502e..5c1e5aa5aa 100644
--- a/src/Symfony/Component/Form/composer.json
+++ b/src/Symfony/Component/Form/composer.json
@@ -16,7 +16,7 @@
         }
     ],
     "require": {
-        "php": ">=5.3.3",
+        "php": ">=5.3.9",
         "symfony/event-dispatcher": "~2.1|~3.0.0",
         "symfony/intl": "~2.3|~3.0.0",
         "symfony/options-resolver": "~2.6|~3.0.0",
diff --git a/src/Symfony/Component/HttpFoundation/composer.json b/src/Symfony/Component/HttpFoundation/composer.json
index e4172d0313..3e8b009db7 100644
--- a/src/Symfony/Component/HttpFoundation/composer.json
+++ b/src/Symfony/Component/HttpFoundation/composer.json
@@ -16,7 +16,7 @@
         }
     ],
     "require": {
-        "php": ">=5.3.3"
+        "php": ">=5.3.9"
     },
     "require-dev": {
         "symfony/expression-language": "~2.4|~3.0.0"
diff --git a/src/Symfony/Component/HttpKernel/composer.json b/src/Symfony/Component/HttpKernel/composer.json
index 2ed83f2260..de1e9d2277 100644
--- a/src/Symfony/Component/HttpKernel/composer.json
+++ b/src/Symfony/Component/HttpKernel/composer.json
@@ -16,7 +16,7 @@
         }
     ],
     "require": {
-        "php": ">=5.3.3",
+        "php": ">=5.3.9",
         "symfony/event-dispatcher": "~2.5.9|~2.6,>=2.6.2|~3.0.0",
         "symfony/http-foundation": "~2.5,>=2.5.4|~3.0.0",
         "symfony/debug": "~2.6,>=2.6.2|~3.0.0",
diff --git a/src/Symfony/Component/Intl/composer.json b/src/Symfony/Component/Intl/composer.json
index efd64683f3..609e871f91 100644
--- a/src/Symfony/Component/Intl/composer.json
+++ b/src/Symfony/Component/Intl/composer.json
@@ -24,7 +24,7 @@
         }
     ],
     "require": {
-        "php": ">=5.3.3"
+        "php": ">=5.3.9"
     },
     "require-dev": {
         "symfony/filesystem": "~2.1|~3.0.0"
diff --git a/src/Symfony/Component/Locale/composer.json b/src/Symfony/Component/Locale/composer.json
index 5b5f449b47..1b5937ac38 100644
--- a/src/Symfony/Component/Locale/composer.json
+++ b/src/Symfony/Component/Locale/composer.json
@@ -16,7 +16,7 @@
         }
     ],
     "require": {
-        "php": ">=5.3.3",
+        "php": ">=5.3.9",
         "symfony/intl": "~2.3|~3.0.0"
     },
     "autoload": {
diff --git a/src/Symfony/Component/OptionsResolver/composer.json b/src/Symfony/Component/OptionsResolver/composer.json
index b5f67b6f1c..8720f2b789 100644
--- a/src/Symfony/Component/OptionsResolver/composer.json
+++ b/src/Symfony/Component/OptionsResolver/composer.json
@@ -16,7 +16,7 @@
         }
     ],
     "require": {
-        "php": ">=5.3.3"
+        "php": ">=5.3.9"
     },
     "autoload": {
         "psr-0": { "Symfony\\Component\\OptionsResolver\\": "" }
diff --git a/src/Symfony/Component/Process/composer.json b/src/Symfony/Component/Process/composer.json
index 901b920e47..3c47418ead 100644
--- a/src/Symfony/Component/Process/composer.json
+++ b/src/Symfony/Component/Process/composer.json
@@ -16,7 +16,7 @@
         }
     ],
     "require": {
-        "php": ">=5.3.3"
+        "php": ">=5.3.9"
     },
     "autoload": {
         "psr-0": { "Symfony\\Component\\Process\\": "" }
diff --git a/src/Symfony/Component/PropertyAccess/composer.json b/src/Symfony/Component/PropertyAccess/composer.json
index 276f46250d..12ff7dd89a 100644
--- a/src/Symfony/Component/PropertyAccess/composer.json
+++ b/src/Symfony/Component/PropertyAccess/composer.json
@@ -16,7 +16,7 @@
         }
     ],
     "require": {
-        "php": ">=5.3.3"
+        "php": ">=5.3.9"
     },
     "autoload": {
         "psr-0": { "Symfony\\Component\\PropertyAccess\\": "" }
diff --git a/src/Symfony/Component/Routing/composer.json b/src/Symfony/Component/Routing/composer.json
index 7c0ba865d5..ff7944ef1e 100644
--- a/src/Symfony/Component/Routing/composer.json
+++ b/src/Symfony/Component/Routing/composer.json
@@ -16,7 +16,7 @@
         }
     ],
     "require": {
-        "php": ">=5.3.3"
+        "php": ">=5.3.9"
     },
     "require-dev": {
         "symfony/config": "~2.2|~3.0.0",
diff --git a/src/Symfony/Component/Security/Acl/composer.json b/src/Symfony/Component/Security/Acl/composer.json
index 9eadd66498..4325d8c0e5 100644
--- a/src/Symfony/Component/Security/Acl/composer.json
+++ b/src/Symfony/Component/Security/Acl/composer.json
@@ -16,7 +16,7 @@
         }
     ],
     "require": {
-        "php": ">=5.3.3",
+        "php": ">=5.3.9",
         "symfony/security-core": "~2.4|~3.0.0"
     },
     "require-dev": {
diff --git a/src/Symfony/Component/Security/Core/composer.json b/src/Symfony/Component/Security/Core/composer.json
index 56240d851d..4541f41544 100644
--- a/src/Symfony/Component/Security/Core/composer.json
+++ b/src/Symfony/Component/Security/Core/composer.json
@@ -16,7 +16,7 @@
         }
     ],
     "require": {
-        "php": ">=5.3.3"
+        "php": ">=5.3.9"
     },
     "require-dev": {
         "symfony/event-dispatcher": "~2.1|~3.0.0",
diff --git a/src/Symfony/Component/Security/Csrf/composer.json b/src/Symfony/Component/Security/Csrf/composer.json
index afabb81000..7fd71af498 100644
--- a/src/Symfony/Component/Security/Csrf/composer.json
+++ b/src/Symfony/Component/Security/Csrf/composer.json
@@ -16,7 +16,7 @@
         }
     ],
     "require": {
-        "php": ">=5.3.3",
+        "php": ">=5.3.9",
         "symfony/security-core": "~2.4|~3.0.0"
     },
     "require-dev": {
diff --git a/src/Symfony/Component/Security/Http/composer.json b/src/Symfony/Component/Security/Http/composer.json
index b75e1d67d7..007ae75fed 100644
--- a/src/Symfony/Component/Security/Http/composer.json
+++ b/src/Symfony/Component/Security/Http/composer.json
@@ -16,7 +16,7 @@
         }
     ],
     "require": {
-        "php": ">=5.3.3",
+        "php": ">=5.3.9",
         "symfony/security-core": "~2.6|~3.0.0",
         "symfony/event-dispatcher": "~2.1|~3.0.0",
         "symfony/http-foundation": "~2.4|~3.0.0",
diff --git a/src/Symfony/Component/Security/composer.json b/src/Symfony/Component/Security/composer.json
index dfca50705a..946cb72c0a 100644
--- a/src/Symfony/Component/Security/composer.json
+++ b/src/Symfony/Component/Security/composer.json
@@ -16,7 +16,7 @@
         }
     ],
     "require": {
-        "php": ">=5.3.3",
+        "php": ">=5.3.9",
         "symfony/event-dispatcher": "~2.2|~3.0.0",
         "symfony/http-foundation": "~2.1|~3.0.0",
         "symfony/http-kernel": "~2.4|~3.0.0"
diff --git a/src/Symfony/Component/Serializer/composer.json b/src/Symfony/Component/Serializer/composer.json
index dbeef2e2ad..b0364eb21c 100644
--- a/src/Symfony/Component/Serializer/composer.json
+++ b/src/Symfony/Component/Serializer/composer.json
@@ -16,7 +16,7 @@
         }
     ],
     "require": {
-        "php": ">=5.3.3"
+        "php": ">=5.3.9"
     },
     "require-dev": {
         "symfony/yaml": "~2.0|~3.0.0",
diff --git a/src/Symfony/Component/Stopwatch/composer.json b/src/Symfony/Component/Stopwatch/composer.json
index e2dfccbd75..c3ddedea8c 100644
--- a/src/Symfony/Component/Stopwatch/composer.json
+++ b/src/Symfony/Component/Stopwatch/composer.json
@@ -16,7 +16,7 @@
         }
     ],
     "require": {
-        "php": ">=5.3.3"
+        "php": ">=5.3.9"
     },
     "autoload": {
         "psr-0": { "Symfony\\Component\\Stopwatch\\": "" }
diff --git a/src/Symfony/Component/Templating/composer.json b/src/Symfony/Component/Templating/composer.json
index ab98c9d00e..c8d78588ab 100644
--- a/src/Symfony/Component/Templating/composer.json
+++ b/src/Symfony/Component/Templating/composer.json
@@ -16,7 +16,7 @@
         }
     ],
     "require": {
-        "php": ">=5.3.3"
+        "php": ">=5.3.9"
     },
     "require-dev": {
         "psr/log": "~1.0"
diff --git a/src/Symfony/Component/Translation/composer.json b/src/Symfony/Component/Translation/composer.json
index 17e74fbe63..e891028e32 100644
--- a/src/Symfony/Component/Translation/composer.json
+++ b/src/Symfony/Component/Translation/composer.json
@@ -16,7 +16,7 @@
         }
     ],
     "require": {
-        "php": ">=5.3.3"
+        "php": ">=5.3.9"
     },
     "require-dev": {
         "symfony/config": "~2.3,>=2.3.12|~3.0.0",
diff --git a/src/Symfony/Component/Validator/composer.json b/src/Symfony/Component/Validator/composer.json
index 878fa36aaf..43579b075e 100644
--- a/src/Symfony/Component/Validator/composer.json
+++ b/src/Symfony/Component/Validator/composer.json
@@ -16,7 +16,7 @@
         }
     ],
     "require": {
-        "php": ">=5.3.3",
+        "php": ">=5.3.9",
         "symfony/translation": "~2.4|~3.0.0"
     },
     "require-dev": {
diff --git a/src/Symfony/Component/VarDumper/composer.json b/src/Symfony/Component/VarDumper/composer.json
index 025491a528..6729cdebb6 100644
--- a/src/Symfony/Component/VarDumper/composer.json
+++ b/src/Symfony/Component/VarDumper/composer.json
@@ -12,7 +12,7 @@
         }
     ],
     "require": {
-        "php": ">=5.3.3"
+        "php": ">=5.3.9"
     },
     "suggest": {
         "ext-symfony_debug": ""
diff --git a/src/Symfony/Component/Yaml/composer.json b/src/Symfony/Component/Yaml/composer.json
index 1aa0018ac5..27c9be195e 100644
--- a/src/Symfony/Component/Yaml/composer.json
+++ b/src/Symfony/Component/Yaml/composer.json
@@ -16,7 +16,7 @@
         }
     ],
     "require": {
-        "php": ">=5.3.3"
+        "php": ">=5.3.9"
     },
     "autoload": {
         "psr-0": { "Symfony\\Component\\Yaml\\": "" }