diff --git a/packages/compress/zlib/url b/packages/compress/zlib/url
index 100019aaa2..7ef9d2fc51 100644
--- a/packages/compress/zlib/url
+++ b/packages/compress/zlib/url
@@ -1 +1 @@
-http://www.zlib.net/zlib-1.2.3.tar.bz2
+http://www.zlib.net/zlib-1.2.4.tar.bz2