diff --git a/include/ajax.tasks.php b/include/ajax.tasks.php
index 62254bee45314c92052c855d2cfddc1107b50a60..d9dfbd8145bc71dce5839f9518216e9f9705cdb9 100644
--- a/include/ajax.tasks.php
+++ b/include/ajax.tasks.php
@@ -529,7 +529,7 @@ class TasksAjaxAPI extends AjaxController {
                     $target ? "/$target" : ''),
                 );
         if ($task->isAssigned()) {
-            $info['notice'] = sprintf(__('%s is currently assigned to %s'),
+            $info['notice'] = sprintf(__('%s is currently assigned to <b>%s</b>'),
                     __('Task'),
                     $task->getAssigned());
         }