diff --git a/specification/postgresql/resource-manager/Microsoft.DBforPostgreSQL/stable/2022-12-01/FlexibleServers.json b/specification/postgresql/resource-manager/Microsoft.DBforPostgreSQL/stable/2022-12-01/FlexibleServers.json
index eb61e90ce0da..f75406554950 100644
--- a/specification/postgresql/resource-manager/Microsoft.DBforPostgreSQL/stable/2022-12-01/FlexibleServers.json
+++ b/specification/postgresql/resource-manager/Microsoft.DBforPostgreSQL/stable/2022-12-01/FlexibleServers.json
@@ -818,7 +818,6 @@
           "description": "the types of identities associated with this resource; currently restricted to 'SystemAssigned and UserAssigned'",
           "enum": [
             "None",
-            "SystemAssigned",
             "UserAssigned"
           ],
           "x-ms-enum": {