diff --git a/latest/Dockerfile b/latest/Dockerfile
index 0f3583d..c66b869 100644
--- a/latest/Dockerfile
+++ b/latest/Dockerfile
@@ -1,4 +1,4 @@
-FROM ghcr.io/cloudpunks/alpine:3.24
+FROM ghcr.io/cloudpunks/alpine:3.24@sha256:c05a9a0ce1b3d9e2f216b0024f499a562977cfa67174c20e9f9a19dee301ad04
 ENTRYPOINT [""]
 
 # renovate: datasource=gitlab-releases depName=gitlab-org/cli