diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index ee65eeb..f47d7f4 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -175,7 +175,7 @@ jobs:
           sbom: true
 
       - name: Generate artifact attestation
-        uses: actions/attest-build-provenance@v3
+        uses: actions/attest-build-provenance@v4
         with:
           subject-name: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
           subject-digest: ${{ steps.build.outputs.digest }}