diff --git a/skaffold.yaml b/skaffold.yaml
index 448bb95..ced168a 100644
--- a/skaffold.yaml
+++ b/skaffold.yaml
@@ -8,6 +8,8 @@ build:
       buildContext:
         localDir: {}
       cache: {}
+  tagPolicy:
+    sha256: {}
   cluster:
     namespace: argo
     pullSecretName: