diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 3aa0c00f463c2e956be712fc8b572e5aa5c2e034..d8cb3d80a311b6dbd3cd12ff3b643caecfc7d306 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,5 +1,5 @@
 pages:
-  image: debian:bullseye
+  image: debian:bookworm
   stage: deploy
   rules:
     - if: $CI_COMMIT_REF_NAME == "main"