diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index b248e8a..fa5f782 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -276,7 +276,7 @@ jobs:
     steps:
       - uses: actions/download-artifact@v4
       - name: Generate artifact attestation
-        uses: actions/attest-build-provenance@v1
+        uses: actions/attest-build-provenance@v2
         with:
           subject-path: 'wheels-*/*'
       - name: Publish to PyPI