diff --git a/.gitea/workflows/release_preparation.yaml b/.gitea/workflows/release_preparation.yaml
index 609d145..2cdcffd 100644
--- a/.gitea/workflows/release_preparation.yaml
+++ b/.gitea/workflows/release_preparation.yaml
@@ -12,7 +12,10 @@ jobs:
             - name: check out repository
               uses: https://github.com/actions/checkout@v4
             - name: run composer update to update composer.lock
-              run: composer update
+              uses: https://github.com/addnab/docker-run-action@v3
+              with:
+                  run: composer update
+                  image: gitea.champs-libres.be/chill-project/chill-skeleton-basic/base-image:latest
 #            - name: commit changed files
 #              uses: https://github.com/stefanzweifel/git-auto-commit-action@v5
 #              with: