diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 528e9e822be04aeae8a13ff2d0a0507c1f561d20..d8d4eca32a3c0be491b6ecfee630546b71b76993 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,4 +1,4 @@
-image: python:3.12-slim-bookworm
+image: python:3.11-slim-bookworm
 
 stages: ["code-analysis","test", "build"]
 
@@ -53,11 +53,6 @@ Run tests - Python 3.11:
     extends:
       - .test
 
-Run tests - Python 3.12:
-    image: python:3.12-slim-bookworm
-    extends:
-      - .test
-
 Publish package:
     stage: build
     rules: