diff --git a/flextype/twig/GlobalVarsTwigExtension.php b/flextype/twig/GlobalVarsTwigExtension.php
index 76c6a067..7386a5e1 100644
--- a/flextype/twig/GlobalVarsTwigExtension.php
+++ b/flextype/twig/GlobalVarsTwigExtension.php
@@ -40,6 +40,7 @@ class GlobalVarsTwigExtension extends \Twig_Extension implements \Twig_Extension
             'PATH_CONFIG_SITE' => PATH['config']['site'],
             'PATH_CACHE' => PATH['cache'],
             'FLEXTYPE_VERSION' => FLEXTYPE_VERSION,
+            'PHP_VERSION' => PHP_VERSION,
             'registry' => $this->flextype['registry']->dump()
         ];
     }