diff --git a/CHANGELOG.md b/CHANGELOG.md
index 25f216f..758b130 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 ## [Unreleased]
 
+## 3.5.2
+### Fixed
+* add check if menu exists before adding event listeners (#210)
+
 ## 3.5.1
 ### Added
 * add translations (thanks to p-bo adn gallegonovato)
diff --git a/appinfo/info.xml b/appinfo/info.xml
index fef6ace..211eff9 100644
--- a/appinfo/info.xml
+++ b/appinfo/info.xml
@@ -32,7 +32,7 @@ Notice
 Because I believe in a free and decentralized Internet, [Gitnet](https://gitnet.fr) is **self-hosted at home**.
 In case of downtime, you can download **Custom Menu** from [here](https://kim.deblan.fr/~side_menu/).
 ]]></description>
-    <version>3.5.1</version>
+    <version>3.5.2</version>
     <licence>agpl</licence>
     <author mail="contact@deblan.fr" homepage="https://www.deblan.io/">Simon Vieille</author>
     <namespace>SideMenu</namespace>
diff --git a/templates/js/script.php b/templates/js/script.php
index 3770873..27e1273 100644
--- a/templates/js/script.php
+++ b/templates/js/script.php
@@ -73,6 +73,10 @@ if ($_['always-displayed']) {
     const headerMenuOpener = document.querySelector('#header .side-menu-opener')
     const sideMenuOpener = document.querySelectorAll('#side-menu .side-menu-opener')
 
+    if (!headerMenuOpener) {
+      return
+    }
+
     sideMenuFocus = () => {
       let a = document.querySelector('.side-menu-app.active a', sideMenu)
 
@@ -174,9 +178,11 @@ if ($_['always-displayed']) {
     PageLoader()
   <?php endif; ?>
 
-  <?php if ($_['opener-position'] === 'before'): ?>
-    nextcloud.parentNode.insertBefore(sideMenuOpener, nextcloud)
-  <?php else: ?>
-    nextcloud.parentNode.insertBefore(sideMenuOpener, nextcloud.nextSibling)
-  <?php endif; ?>
+  if (nextcloud) {
+    <?php if ($_['opener-position'] === 'before'): ?>
+      nextcloud.parentNode.insertBefore(sideMenuOpener, nextcloud)
+    <?php else: ?>
+      nextcloud.parentNode.insertBefore(sideMenuOpener, nextcloud.nextSibling)
+    <?php endif; ?>
+  }
 })();