diff --git a/.forgejo/workflows/dco.yml b/.forgejo/workflows/dco.yml
index a9c3697..eb23ec5 100644
--- a/.forgejo/workflows/dco.yml
+++ b/.forgejo/workflows/dco.yml
@@ -17,4 +17,4 @@ jobs:
       - name: Run commit format checker
         uses: https://git.frostfs.info/TrueCloudLab/dco-go@v3
         with:
-          from: adb95642d
+          from: 'origin/${{ github.event.pull_request.base.ref }}'