diff --git a/pisi-spec.rng b/pisi-spec.rng
index e488e772..4c72ba52 100644
--- a/pisi-spec.rng
+++ b/pisi-spec.rng
@@ -479,7 +479,6 @@
                 <value>X11</value>
                 <value>XAnim</value>
                 <value>XCIN</value>
-                <value>XMAME</value>
                 <value>Xdebug</value>
                 <value>XeTeX</value>
                 <value>Ximian-logos</value>