diff --git a/lib/Makefile.m32 b/lib/Makefile.m32
index 7506a01a23..f211074afb 100644
--- a/lib/Makefile.m32
+++ b/lib/Makefile.m32
@@ -76,9 +76,11 @@ endif
 
 ifeq ($(ARCH),w64)
 CFLAGS  += -m64 -D_AMD64_
+LDFLAGS += -m64
 RCFLAGS += -F pe-x86-64
 else
 CFLAGS  += -m32
+LDFLAGS += -m32
 RCFLAGS += -F pe-i386
 endif