diff --git a/Dockerfile b/Dockerfile
index 71d7642..bc37875 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,6 @@
 FROM alpine:3.17.3 as build
 
-ARG SQUID_VER=5.8
+ARG SQUID_VER=5.9
 
 RUN set -x && \
 	apk add --no-cache  \