diff --git a/include/class.topic.php b/include/class.topic.php
index a59d366105c6091d5f2174617e2d76314b2a44c0..6dc368f4a2dc6a030172dec6d4a0d68ee6f28660 100644
--- a/include/class.topic.php
+++ b/include/class.topic.php
@@ -415,7 +415,7 @@ class Topic {
         if (!($names = static::getHelpTopics(false, true)))
             return;
 
-        uasort($names, function($a, $b) { return strcmp($a, $b); });
+        uasort($names, function($a, $b) { return strcasecmp($a, $b); });
 
         $update = array_keys($names);
         foreach ($update as $idx=>&$id) {