diff --git a/src/Symfony/Bundle/FrameworkBundle/Resources/public/css/exception.css b/src/Symfony/Bundle/FrameworkBundle/Resources/public/css/exception.css
index 0d31027d1b..682189a70a 100644
--- a/src/Symfony/Bundle/FrameworkBundle/Resources/public/css/exception.css
+++ b/src/Symfony/Bundle/FrameworkBundle/Resources/public/css/exception.css
@@ -60,6 +60,7 @@ build: 56
     font-family: Georgia, "Times New Roman", Times, serif;
     font-size: 20px;
     color: #313131;
+    word-break: break-all;
 }
 
 .sf-exceptionreset li {