diff --git a/testing/resources/docker_hooks_repo/Dockerfile b/testing/resources/docker_hooks_repo/Dockerfile
index 841b151b..0bd1de0c 100644
--- a/testing/resources/docker_hooks_repo/Dockerfile
+++ b/testing/resources/docker_hooks_repo/Dockerfile
@@ -1,3 +1,3 @@
-FROM cogniteev/echo
+FROM ubuntu:focal
 
 CMD ["echo", "This is overwritten by the .pre-commit-hooks.yaml 'entry'"]
diff --git a/testing/resources/docker_image_hooks_repo/.pre-commit-hooks.yaml b/testing/resources/docker_image_hooks_repo/.pre-commit-hooks.yaml
index 1b385aa1..e9fb2456 100644
--- a/testing/resources/docker_image_hooks_repo/.pre-commit-hooks.yaml
+++ b/testing/resources/docker_image_hooks_repo/.pre-commit-hooks.yaml
@@ -1,8 +1,8 @@
 -   id: echo-entrypoint
     name: echo (via --entrypoint)
     language: docker_image
-    entry: --entrypoint echo cogniteev/echo
+    entry: --entrypoint echo ubuntu:focal
 -   id: echo-cmd
     name: echo (via cmd)
     language: docker_image
-    entry: cogniteev/echo echo
+    entry: ubuntu:focal echo