diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 85abcc316..2bb5d9058 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -12,7 +12,9 @@
 
 default:
   image:
-    name: registry.uniworx.de/uniworx/containers/nix-attic:latest
+    name: debian:12.5 # bookworm # registry.uniworx.de/uniworx/containers/nix-attic:latest
+    pull_policy: if-not-present
+    entrypoint: [""]
 
 variables:
   NIX_PATH: "nixpkgs=http://nixos.org/channels/nixos-23.11/nixexprs.tar.xz"