diff --git a/Foundation/CPProxy.j b/Foundation/CPProxy.j
index 9a4c229bc..bbbd25591 100644
--- a/Foundation/CPProxy.j
+++ b/Foundation/CPProxy.j
@@ -66,7 +66,7 @@
 }
 
 // FIXME: This should be moved to the runtime?
-- (void)forward:(SEL)aSelector :(marg_list)args
+- (id)forward:(SEL)aSelector :(marg_list)args
 {
     return [CPObject methodForSelector:_cmd](self, _cmd, aSelector, args);
 }