diff --git a/extra/zip/build b/extra/zip/build
index 7de152c1..6fe4f003 100755
--- a/extra/zip/build
+++ b/extra/zip/build
@@ -1,6 +1,6 @@
 #!/bin/sh -e
 
-sed -e "s|generic CC=gcc CPP=\"gcc -E\"|zips CC=$CC CPP=\"$CPP -E\" CFLAGS=\"-DLARGE_FILE_SUPPORT $CFLAGS \${CFLAGS_NOOPT}\" LFLAGS2=\"$LDFLAGS\"|g" -i unix/Makefile
+sed -e "s|generic CC=gcc CPP=\"gcc -E\"|zips CC=${CC:-gcc} CPP=\"$CPP -E\" CFLAGS=\"-DLARGE_FILE_SUPPORT $CFLAGS \${CFLAGS_NOOPT}\" LFLAGS2=\"$LDFLAGS\"|g" -i unix/Makefile
 
 make -f unix/Makefile prefix=/usr generic_gcc
 make prefix="$1/usr" MANDIR="$1/usr/share/man/man1" -f unix/Makefile install