diff --git a/gitolite-cgit/Dockerfile b/gitolite-cgit/Dockerfile
index d973249..26e114e 100644
--- a/gitolite-cgit/Dockerfile
+++ b/gitolite-cgit/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:latest
+FROM alpine:3.16.2
 LABEL MAINTAINER="heckyel@riseup.net"
 
 # Install needed packages