diff --git a/.woodpecker.yml b/.woodpecker.yml
index 8379030..ce7ca72 100644
--- a/.woodpecker.yml
+++ b/.woodpecker.yml
@@ -12,7 +12,7 @@ pipeline:
       - "RUBY_VERSION=${RUBY_VERSION}"
       - "RUBY_PATCH=${RUBY_PATCH}"
       - "ALPINE_VERSION=${ALPINE_VERSION}"
-      - "BASE_IMAGE=gitea.nulo.in/sutty/monit"
+      - "BASE_IMAGE=gitea.nulo.in/sutty/sutty"
       purge: false
     secrets:
     - "DOCKER_PASSWORD"
@@ -21,7 +21,7 @@ pipeline:
       event: "push"
 matrix:
   include:
-  - ALPINE_VERSION: "3.18.3"
+  - ALPINE_VERSION: "3.18.4"
     RUBY_VERSION: "3.2"
     RUBY_PATCH: "2"
   - ALPINE_VERSION: "3.17.5"
diff --git a/Dockerfile b/Dockerfile
index a02ce3f..66d8a9f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
-ARG ALPINE_VERSION=3.13.6
-ARG BASE_IMAGE=alpine
+ARG ALPINE_VERSION=3.18.3
+ARG BASE_IMAGE=gitea.nulo.in/sutty/sutty
 FROM ${BASE_IMAGE}:${ALPINE_VERSION} as build
 ARG RUBY_VERSION=2.7
 ARG RUBY_PATCH=5
@@ -11,7 +11,6 @@ COPY ./rubygems-platform-musl.patch /tmp/
 RUN cd /usr/lib/ruby/${RUBY_VERSION}.0 && patch -Np 0 -i /tmp/rubygems-platform-musl.patch || true
 
 FROM ${BASE_IMAGE}:${ALPINE_VERSION}
-ARG ALPINE_VERSION
 MAINTAINER "f <f@sutty.nl>"
 ARG RUBY_VERSION
 ARG RUBY_PATCH