diff --git a/Dockerfile b/Dockerfile
index d93a8d9..0c93e2e 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-ARG ALPINE_VERSION=3.13.6
-ARG BASE_IMAGE=sutty/monit
+ARG ALPINE_VERSION=3.18.3
+ARG BASE_IMAGE=gitea.nulo.in/sutty/monit
 FROM ${BASE_IMAGE}:${ALPINE_VERSION}
 MAINTAINER "f <f@sutty.nl>"