Fix broken zlib link.

diff --git a/INSTALL b/INSTALL
index c605182b9959c88bb6d807f29ce2532f65274f6f..68b15e13190200b33bf9e5e3d45b5bc9fd19a4c6 100644 (file)
--- a/INSTALL
+++ b/INSTALL
@@ -17,7 +17,7 @@ The remaining items are optional.
 
 A working installation of zlib:
 Zlib 1.1.4 or 1.2.1.2 or greater (earlier 1.2.x versions have problems):
-http://www.gzip.org/zlib/
+https://zlib.net/
 
 libcrypto from either of LibreSSL or OpenSSL.  Building without libcrypto
 is supported but severely restricts the available ciphers and algorithms.