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
@@ -1089,6 +1089,9 @@
 function roleIsDefaultRole(
   roleInfo: ?ClientLegacyRoleInfo | ?RoleInfo,
 ): boolean {
+  if (roleInfo?.specialRole === specialRoles.DEFAULT_ROLE) {
+    return true;
+  }
   return !!(roleInfo && roleInfo.isDefault);
 }