diff --git a/src/cocoa_window.m b/src/cocoa_window.m
index 7d3f0ed8..0086e8d0 100644
--- a/src/cocoa_window.m
+++ b/src/cocoa_window.m
@@ -692,6 +692,10 @@ static const NSRange kEmptyRange = { NSNotFound, 0 };
     }
 }
 
+- (void)doCommandBySelector:(SEL)selector
+{
+}
+
 @end