diff --git a/specification/managementgroups/resource-manager/Microsoft.Management/preview/2018-01-01-preview/management.json b/specification/managementgroups/resource-manager/Microsoft.Management/preview/2018-01-01-preview/management.json
index 792dd2934b30..46b9db833693 100644
--- a/specification/managementgroups/resource-manager/Microsoft.Management/preview/2018-01-01-preview/management.json
+++ b/specification/managementgroups/resource-manager/Microsoft.Management/preview/2018-01-01-preview/management.json
@@ -432,9 +432,6 @@
           {
             "$ref": "#/parameters/GroupNameParameter"
           },
-          {
-            "$ref": "#/parameters/EntityViewParameter"
-          },
           {
             "$ref": "#/parameters/CacheControlHeader"
           }