diff --git a/Makefile b/Makefile
index 1ec1fd9..8f8ea81 100644
--- a/Makefile
+++ b/Makefile
@@ -145,7 +145,7 @@ endif
 ifneq ($(PLATFORM),windows32)
 LDFLAGS += -flto
 CFLAGS += -flto
-LDFLAGS += -DGB_INTERNAL # For GCC's LTO
+LDFLAGS += -Wno-lto-type-mismatch # For GCC's LTO
 endif
 
 else