diff --git a/assets/js/app.js b/assets/js/app.js
index b7168c4..de3f154 100644
--- a/assets/js/app.js
+++ b/assets/js/app.js
@@ -86,6 +86,16 @@ Hooks.SidebarState = {
       this.setSidebarState(!current)
     }
   },
+
+  updated() {
+    // LiveView patches data-sidebar-expanded back to the template default ("true")
+    // on every DOM update. Re-apply the stored state from localStorage after each patch.
+    const expanded = localStorage.getItem('sidebar-expanded') !== 'false'
+    const current = this.el.dataset.sidebarExpanded === 'true'
+    if (current !== expanded) {
+      this.setSidebarState(expanded)
+    }
+  },
   
   setSidebarState(expanded) {
     // Convert boolean to string for consistency