diff --git a/demo01-postgresql2/values.yaml b/demo01-postgresql2/values.yaml
index 9841b1a..0cb6949 100644
--- a/demo01-postgresql2/values.yaml
+++ b/demo01-postgresql2/values.yaml
@@ -2,6 +2,10 @@
 global:
   imageRegistry: ""
 
+primary:
+  configuration: |
+    wal_level=logical
+    
 postgresql:
   username: postgres
   existingSecret: "demo01-postgresql2-infisicalsecret"