diff --git a/.forgejo/workflows/dco.yml b/.forgejo/workflows/dco.yml
index 11720c3..18bc145 100644
--- a/.forgejo/workflows/dco.yml
+++ b/.forgejo/workflows/dco.yml
@@ -15,6 +15,6 @@ jobs:
           go-version: '1.20'
 
       - name: Run commit format checker
-        uses: https://git.alexvan.in/alexvanin/dco-go@v2
+        uses: https://git.frostfs.info/TrueCloudLab/dco-go@v2
         with:
-          from: master
+          from: 'origin/${{ github.event.pull_request.base.ref }}'