diff --git a/Makefile.win b/Makefile.win
index ea97c65..042b06e 100644
--- a/Makefile.win
+++ b/Makefile.win
@@ -10,13 +10,13 @@
 
 BUILDDIR = ../bin/
 CC ?= gcc
-CFLAGS := -O2 -s -c -mthreads -DWITH_STD_MALLOC -DWITH_WSAPOLL $(CFLAGS)
+CFLAGS += -O2 -s -c -mthreads -DWITH_STD_MALLOC -DWITH_WSAPOLL
 COUT = -o 
 LN ?= $(CC)
 LDFLAGS ?= -O2 -s -mthreads
 DLFLAGS ?= -shared
 DLSUFFICS = .dll
-LIBS := -lws2_32 -lodbc32 -ladvapi32 -luser32 $(LIBS)
+LIBS ?= -lws2_32 -lodbc32 -ladvapi32 -luser32
 LIBSPREFIX = -l
 LIBSSUFFIX = 
 LNOUT = -o