diff --git a/.github/workflows/autopr.yml b/.github/workflows/autopr.yml
index bdcdc11..f5a8800 100644
--- a/.github/workflows/autopr.yml
+++ b/.github/workflows/autopr.yml
@@ -25,9 +25,9 @@ jobs:
           exit 78
         fi
     - name: Checkout
-      uses: actions/checkout@v2
+      uses: actions/checkout@v3
       with:
-        ref: main
+        ref: master
         fetch-depth: 1
     - name: AutoPR
       uses: docker://ghcr.io/irgolic/autopr:latest