diff --git a/.github/workflows/publish.yaml b/.github/workflows/publish.yaml
index 83b1ea3..fc59b63 100644
--- a/.github/workflows/publish.yaml
+++ b/.github/workflows/publish.yaml
@@ -93,7 +93,7 @@ jobs:
       id-token: write
       contents: read
       packages: write
-    uses: datum-cloud/actions/.github/workflows/publish-kustomize-bundle.yaml@ae21ec822981e1ab9e48023ac3da57c964edad04 # v1.18.0
+    uses: datum-cloud/actions/.github/workflows/publish-kustomize-bundle.yaml@2dbca23d057e20ff1aab144b94a06d09ea75e5f6 # v1.21.0
     with:
       bundle-name: ghcr.io/datum-cloud/backstage-kustomize
       bundle-path: config