diff --git a/specification/iothub/resource-manager/Microsoft.Devices/preview/2022-04-30-preview/iothub.json b/specification/iothub/resource-manager/Microsoft.Devices/preview/2022-04-30-preview/iothub.json
index f17bc9ff5b76..9724a1048655 100644
--- a/specification/iothub/resource-manager/Microsoft.Devices/preview/2022-04-30-preview/iothub.json
+++ b/specification/iothub/resource-manager/Microsoft.Devices/preview/2022-04-30-preview/iothub.json
@@ -4064,7 +4064,7 @@
           ],
           "type": "string",
           "x-ms-enum": {
-            "name": "TestRoutingSource",
+            "name": "RoutingSource",
             "modelAsString": true
           }
         },