diff --git a/Source/OCMock/NSObject+OCMAdditions.m b/Source/OCMock/NSObject+OCMAdditions.m
index cf4674ea..f97ecbd3 100644
--- a/Source/OCMock/NSObject+OCMAdditions.m
+++ b/Source/OCMock/NSObject+OCMAdditions.m
@@ -46,7 +46,7 @@ + (IMP)instanceMethodForwarderForSelector:(SEL)aSelector
     }
 
     if(needsStructureReturn)
-      return _objc_msgForward_stret;
+      return (IMP)_objc_msgForward_stret;
 #endif
 
   return _objc_msgForward;