diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index e2bd850c..84a02196 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -108,7 +108,7 @@ jobs:
         if-no-files-found: error
         path: target/scala-2.13/jsonoid-discovery*.jar
     - name: Attest build provenance
-      uses: actions/attest-build-provenance@v3
+      uses: actions/attest-build-provenance@v4
       if: ${{ github.event_name != 'pull_request' }}
       with:
         subject-path: 'target/scala-2.13/jsonoid-discovery*.jar'
diff --git a/.github/workflows/docker.yml b/.github/workflows/docker.yml
index 6e31002f..9a46e9e8 100644
--- a/.github/workflows/docker.yml
+++ b/.github/workflows/docker.yml
@@ -80,7 +80,7 @@ jobs:
         tags: ${{ steps.meta.outputs.tags }}
         labels: ${{ steps.meta.outputs.labels }}
     - name: Attest
-      uses: actions/attest-build-provenance@v3
+      uses: actions/attest-build-provenance@v4
       id: attest
       with:
         subject-name: index.docker.io/michaelmior/jsonoid-discovery