diff --git a/Makefile.rules b/Makefile.rules
index e802f8cab18..4662e4986d4 100644
--- a/Makefile.rules
+++ b/Makefile.rules
@@ -449,7 +449,6 @@ ifeq ($(HOST_OS),MingW)
   endif
 endif
 
-CXX.Flags     += -Woverloaded-virtual
 CPP.BaseFlags += $(CPP.Defines)
 AR.Flags      := cru