diff --git a/frontend/app/layouts/default.vue b/frontend/app/layouts/default.vue
index c1eb98f..1514b72 100644
--- a/frontend/app/layouts/default.vue
+++ b/frontend/app/layouts/default.vue
@@ -68,10 +68,6 @@ const isMailVisible = computed(() => {
 const { enabled: shareEnabled, ensureLoaded: ensureShareStatus } = useShareStatus()
 const isDocumentsVisible = computed(() => shareEnabled.value === true)
 
-// Close mobile sidebar on route change
-watch(() => route.path, () => {
-    ui.closeMobileSidebar()
-})
 
 const currentProjectId = computed(() => {
     const match = route.path.match(/^\/projects\/(\d+)/)
diff --git a/frontend/components/ui/AppTopNav.vue b/frontend/components/ui/AppTopNav.vue
index b8fdef2..05b77fd 100644
--- a/frontend/components/ui/AppTopNav.vue
+++ b/frontend/components/ui/AppTopNav.vue
@@ -3,11 +3,11 @@
     <div class="flex h-full items-center justify-between">
       <MalioButtonIcon
         icon="mdi:menu"
-        aria-label="Menu"
+        aria-label="Replier ou déplier le menu"
         variant="ghost"
         icon-size="24"
         button-class="lg:hidden text-white hover:bg-primary-600"
-        @click="ui.openMobileSidebar()"
+        @click="ui.toggleSidebar()"
       />
       <div class="hidden items-center gap-2 lg:flex">
         <h1 class="text-lg font-bold tracking-tight">Lesstime</h1>
diff --git a/frontend/shared/stores/ui.ts b/frontend/shared/stores/ui.ts
index e61499b..2480417 100644
--- a/frontend/shared/stores/ui.ts
+++ b/frontend/shared/stores/ui.ts
@@ -1,6 +1,5 @@
 export const useUiStore = defineStore('ui', () => {
     const sidebarCollapsed = ref(false)
-    const sidebarOpen = ref(false)
     const darkMode = ref(false)
 
     if (import.meta.client) {
@@ -45,13 +44,5 @@ export const useUiStore = defineStore('ui', () => {
         sidebarCollapsed.value = !sidebarCollapsed.value
     }
 
-    function openMobileSidebar() {
-        sidebarOpen.value = true
-    }
-
-    function closeMobileSidebar() {
-        sidebarOpen.value = false
-    }
-
-    return { sidebarCollapsed, sidebarOpen, darkMode, toggleSidebar, openMobileSidebar, closeMobileSidebar, toggleDarkMode }
+    return { sidebarCollapsed, darkMode, toggleSidebar, toggleDarkMode }
 })