diff --git a/lib/shared/thread-utils.js b/lib/shared/thread-utils.js
--- a/lib/shared/thread-utils.js
+++ b/lib/shared/thread-utils.js
@@ -32,6 +32,7 @@
   permissionsToBitmaskHex,
   threadPermissionsFromBitmaskHex,
 } from '../permissions/minimally-encoded-thread-permissions.js';
+import { specialRoles } from '../permissions/special-roles.js';
 import {
   permissionLookup,
   getAllThreadPermissions,
@@ -372,6 +373,7 @@
     name: 'Members',
     permissions,
     isDefault: true,
+    specialRole: specialRoles.DEFAULT_ROLE,
   };
 
   const rawThreadInfo = {