diff --git a/Makefile.in b/Makefile.in
index b584073..acda3b1 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -360,7 +360,7 @@
 	cp -p $(SRCDIR)zconf.h.in zconf.h
 
 minizip-test: static
-	cd contrib/minizip && { CFLAGS="$(CFLAGS)" $(MAKE) test ; cd ../.. ; }
+	cd contrib/minizip && { CC="$(CC)" CFLAGS="$(CFLAGS)" $(MAKE) test ; cd ../.. ; }
 
 minizip-clean:
 	cd contrib/minizip && { $(MAKE) clean ; cd ../.. ; }
diff --git a/contrib/minizip/Makefile b/contrib/minizip/Makefile
index aac76e0..3d927ec 100644
--- a/contrib/minizip/Makefile
+++ b/contrib/minizip/Makefile
@@ -1,4 +1,4 @@
-CC=cc
+CC?=cc
 CFLAGS := $(CFLAGS) -O -I../..
 
 UNZ_OBJS = miniunz.o unzip.o ioapi.o ../../libz.a