diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 7691950..488b0a8 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -77,7 +77,7 @@ jobs:
             PHP_VERSION=${{ matrix.php_version }}
 
       - name: Generate artifact attestation
-        uses: actions/attest-build-provenance@v3
+        uses: actions/attest-build-provenance@v4
         if: github.event_name != 'pull_request'
         with:
           subject-name: ${{ env.REGISTRY }}/${{ github.repository }}