diff --git a/.github/workflows/flux-diff.yaml b/.github/workflows/flux-diff.yaml
index 5fefbe76..b4fed66f 100644
--- a/.github/workflows/flux-diff.yaml
+++ b/.github/workflows/flux-diff.yaml
@@ -19,7 +19,7 @@ jobs:
         resource: ["helmrelease", "kustomization"]
     steps:
       - name: Diff Resources
-        uses: allenporter/flux-local/action/diff@19bfc6920e8964a479363bc230e6c329120ead02 # 3.2.0
+        uses: allenporter/flux-local/action/diff@c4c5ce19ed7aa792b4ead75776597a82242866c6 # 4.2.1
         id: diff
         with:
           sources: home-kubernetes