diff --git a/.github/workflows/update_dependencies.yml b/.github/workflows/update_dependencies.yml
index 860d035b..becf71e5 100644
--- a/.github/workflows/update_dependencies.yml
+++ b/.github/workflows/update_dependencies.yml
@@ -26,13 +26,18 @@ jobs:
       - name: "Update poetry lock file"
         id: update
         run: |
+          poetry run poetry self update
           poetry run poetry update
+          status=$(git status | grep poetry.lock)
+          echo "status=$status" >> $GITHUB_OUTPUT
 
       # create pull request if necessary
       - name: "Create Pull Request"
         uses: peter-evans/create-pull-request@v5
+        if: ${{ steps.update.outputs.status != '' }}
         with:
           commit-message: Update dependencies
           title: "Update dependencies"
           body: |
             - Dependency updates
+            ${{ steps.update.outputs.update_output }}