diff --git a/.github/workflows/prettier.yml b/.github/workflows/prettier.yml
index b5f8c496c..fce9694dc 100644
--- a/.github/workflows/prettier.yml
+++ b/.github/workflows/prettier.yml
@@ -44,11 +44,18 @@ jobs:
 
             - name: Create pull request
               id: create_pr
-              uses: peter-evans/create-pull-request@v5
+              uses: peter-evans/create-pull-request@v7
               with:
                   token: ${{ secrets.BOT }}
-                  head: "$BRANCH_NAME"
+                  branch: "$BRANCH_NAME"
                   base: main
                   title: "$BRANCH_NAME"
                   body: "Generated from https://github.com/${{ github.repository }}/actions/runs/${{ github.run_id }}."
-                  auto-merge: true
+
+            - name: Merge pull request
+              if: steps.create_pr.outputs.pull-request-operation == "created"
+              uses: peter-evans/enable-pull-request-automerge@v3
+              with:
+                  token: ${{ secrets.BOT }}
+                  pull-request-number: ${{ steps.create_pr.outputs.pull-request-number }}
+                  merge-method: squash