diff --git a/.github/workflows/e2e-tests.yml b/.github/workflows/e2e-tests.yml
index aad869c58..dd13e946d 100644
--- a/.github/workflows/e2e-tests.yml
+++ b/.github/workflows/e2e-tests.yml
@@ -89,7 +89,8 @@ jobs:
     runs-on: ubuntu-latest
     services:
       postgres:
-        image: postgres
+        # renovate: datasource=docker depName=postgres
+        image: postgres:15.3
         env:
           POSTGRES_PASSWORD: hedgedoc
           POSTGRES_USER: hedgedoc