diff --git a/src/osd/windows/windows.mak b/src/osd/windows/windows.mak
index 2dad455fddd..5e0c56205c5 100644
--- a/src/osd/windows/windows.mak
+++ b/src/osd/windows/windows.mak
@@ -252,7 +252,7 @@ ifeq ($(findstring 4.4,$(TEST_GCC)),)
 	#if we use new tools
 	LDFLAGS += -static-libstdc++
 endif
-ifeq ($(findstring 4.7,$(TEST_GCC)),4.7)
+ifeq ($(findstring 4.7.,$(TEST_GCC)),4.7.)
 	CCOMFLAGS += -Wno-narrowing -Wno-attributes
 endif
 # add the windows libraries