diff --git a/specification/storage/resource-manager/readme.python.md b/specification/storage/resource-manager/readme.python.md
index 9c4a6ba3d79f..655dfb68e8b2 100644
--- a/specification/storage/resource-manager/readme.python.md
+++ b/specification/storage/resource-manager/readme.python.md
@@ -17,6 +17,8 @@ azure-arm: true
 license-header: MICROSOFT_MIT_NO_VERSION
 package-name: azure-mgmt-storage
 no-namespace-folders: true
+modelerfour:
+  lenient-model-deduplication: true
 ```
 
 ### Python multi-api