diff --git a/.github/workflows/build-and-deploy-docs.yml b/.github/workflows/build-and-deploy-docs.yml
index 5f3dde2b2..25f9f0114 100644
--- a/.github/workflows/build-and-deploy-docs.yml
+++ b/.github/workflows/build-and-deploy-docs.yml
@@ -58,6 +58,8 @@ jobs:
       - name: Build app
         working-directory: doc
         run: pnpm run docs:build
+        env:
+          COMMIT_REF: ${{ github.sha }}
       - name: Upload artifact
         uses: actions/upload-pages-artifact@v1
         with: