diff --git a/specification/servicelinker/resource-manager/Microsoft.ServiceLinker/preview/2021-11-01-preview/servicelinker.json b/specification/servicelinker/resource-manager/Microsoft.ServiceLinker/preview/2021-11-01-preview/servicelinker.json
index 0afe99975fac..c509cbfa36dc 100644
--- a/specification/servicelinker/resource-manager/Microsoft.ServiceLinker/preview/2021-11-01-preview/servicelinker.json
+++ b/specification/servicelinker/resource-manager/Microsoft.ServiceLinker/preview/2021-11-01-preview/servicelinker.json
@@ -641,7 +641,10 @@
           "type": "array",
           "items": {
             "$ref": "#/definitions/SourceConfiguration"
-          }
+          },
+          "x-ms-identifiers": [
+            "name"
+          ]
         }
       }
     },