diff --git a/.gitea/workflows/dag-config-check.yml b/.gitea/workflows/dag-config-check.yml
index be1b1cf..8701baf 100644
--- a/.gitea/workflows/dag-config-check.yml
+++ b/.gitea/workflows/dag-config-check.yml
@@ -115,5 +115,5 @@ jobs:
         uses: EndBug/add-and-commit@v9
         with:
           add: ".dag-validation-complete"
-          default_author: "${{ github.actor }}"
+          default_author: "${{ github_actor }}"
           message: "chore: mark DAG validation complete"
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