diff --git a/bin/compile b/bin/compile
index cdf1faa..fa8ad31 100755
--- a/bin/compile
+++ b/bin/compile
@@ -12,7 +12,7 @@ PCRE_TARBALL="pcre2-${PCRE_VERSION}.tar.gz"
 # https://github.com/gliderlabs/sigil/releases
 SIGIL_VERSION="0.11.5"
 # https://github.com/madler/zlib/releases
-ZLIB_VERSION="1.3.1"
+ZLIB_VERSION="1.3.2"
 ZLIB_TARBALL="zlib-${ZLIB_VERSION}.tar.gz"
 
 suppress() {