diff --git a/src/Symfony/Bundle/FrameworkBundle/Resources/config/schema/symfony-1.0.xsd b/src/Symfony/Bundle/FrameworkBundle/Resources/config/schema/symfony-1.0.xsd
index 689185a461..07c0dc20c5 100644
--- a/src/Symfony/Bundle/FrameworkBundle/Resources/config/schema/symfony-1.0.xsd
+++ b/src/Symfony/Bundle/FrameworkBundle/Resources/config/schema/symfony-1.0.xsd
@@ -22,6 +22,7 @@
         <xsd:attribute name="cache-warmer" type="cache_warmer" />
         <xsd:attribute name="charset" type="xsd:string" />
         <xsd:attribute name="error-handler" type="xsd:string" />
+        <xsd:attribute name="exception-controller" type="xsd:string" />
         <xsd:attribute name="ide" type="xsd:string" />
     </xsd:complexType>