diff --git a/.github/workflows/publish.yaml b/.github/workflows/publish.yaml
index 5cedf92..4e24889 100644
--- a/.github/workflows/publish.yaml
+++ b/.github/workflows/publish.yaml
@@ -15,7 +15,9 @@ jobs:
 
     steps:
       - name: Checkout sources
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
+        with:
+          ref: main
 
       - name: Setup Python
         uses: actions/setup-python@v2