diff --git a/src/Makefile.cfg b/src/Makefile.cfg
index 9e624cc7..d2098f37 100644
--- a/src/Makefile.cfg
+++ b/src/Makefile.cfg
@@ -189,12 +189,6 @@ ifdef GCC46
 WFLAGS+=-Wno-suggest-attribute=noreturn
 endif
 
-ifndef MINGW
-ifdef GCC45
-WFLAGS+=-Wunsuffixed-float-constants
-endif
-endif
-
 ifdef NOLDWARNING
 LDFLAGS+=-Wl,--as-needed
 endif