diff --git a/deploy/postgres/postgres-app.yaml b/deploy/postgres/postgres-app.yaml
index fa07d33..1e6740c 100644
--- a/deploy/postgres/postgres-app.yaml
+++ b/deploy/postgres/postgres-app.yaml
@@ -40,3 +40,4 @@ spec:
       - CreateNamespace=true
       - ApplyOutOfSyncOnly=true  # Prevents ArgoCD from pruning itself
       - ServerSideApply=true  # Ensures Helm is managed correctly
+  sourceType: Helm