diff --git a/communication/provider/matrix/classes/communication_feature.php b/communication/provider/matrix/classes/communication_feature.php
index 5becbfb6ca8..18c88f07fa7 100644
--- a/communication/provider/matrix/classes/communication_feature.php
+++ b/communication/provider/matrix/classes/communication_feature.php
@@ -599,12 +599,6 @@ class communication_feature implements
         $currentpowerlevels = $this->get_current_powerlevel_data();
         $currentuserpowerlevels = (array) $currentpowerlevels->users ?? [];
 
-        // Ensure each user entry is an array.
-        $currentuserpowerlevels = array_map(
-            fn ($user) => (array) $user,
-            $currentuserpowerlevels,
-        );
-
         // Get all the current users who need to be in the room.
         $userlist = $this->processor->get_all_userids_for_instance();
 
@@ -663,10 +657,7 @@ class communication_feature implements
     private function get_users_with_custom_power_level(array $users): array {
         return array_filter(
             $users,
-            function ($user): bool {
-                // Isolate the level value.
-                $level = array_values($user);
-                $level = reset($level);
+            function ($level): bool {
                 switch ($level) {
                     case matrix_constants::POWER_LEVEL_DEFAULT:
                     case matrix_constants::POWER_LEVEL_MOODLE_SITE_ADMIN: