diff --git a/.github/workflows/cla.yml b/.github/workflows/cla.yml
new file mode 100644
index 0000000000000..71ca9e4c90a55
--- /dev/null
+++ b/.github/workflows/cla.yml
@@ -0,0 +1,25 @@
+name: "CLA Assistant"
+on:
+  issue_comment:
+    types: [created]
+  pull_request_target:
+    types: [opened,closed,synchronize]
+
+jobs:
+  CLAssistant:
+    runs-on: ubuntu-latest
+    steps:
+      - name: "CLA Assistant"
+        if: (github.event.comment.body == 'recheck' || github.event.comment.body == 'I hereby agree to the terms of the CLA available at{{':'}} https://datafuse.rs/policies/cla/') || github.event_name == 'pull_request_target'
+        uses: cla-assistant/github-action@v2.1.3-beta
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          # the below token should have repo scope and must be manually added by you in the repository's secret
+          PERSONAL_ACCESS_TOKEN: ${{ secrets.PERSONAL_ACCESS_TOKEN }}
+        with:
+          # You do not need to create this file manually.
+          path-to-signatures: 'cla/signatures.json'
+          path-to-document: 'https://datafuse.rs/policies/cla/'
+          # branch should not be protected
+          branch: 'master'
+          allowlist: datafuse-bot,dependabot*