diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 80eb9a6f4d025d393e67a6ab30ea2c646d1f8a5d..05fe9af7cf0863703bde6341001f27280b339b05 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -15,7 +15,7 @@ run-tox-pipeline:
   image: python:3.12
 
   services:
-    - postgres:15.4
+    - postgres:14
 
   # Change pip's cache directory to be inside the project directory since we can
   # only cache local items.