diff --git a/templates/index.html b/templates/index.html
index ba9a3ac..1af6a1d 100644
--- a/templates/index.html
+++ b/templates/index.html
@@ -1646,8 +1646,17 @@
 
         function toggleGroup(header) {
             const items = header.nextElementSibling;
-            items.style.display = items.style.display === 'none' ? 'flex' : 'none';
-            header.classList.toggle('collapsed');
+            const isCollapsed = header.classList.contains('collapsed');
+
+            if (isCollapsed) {
+                // Expand
+                items.style.display = 'flex';
+                header.classList.remove('collapsed');
+            } else {
+                // Collapse
+                items.style.display = 'none';
+                header.classList.add('collapsed');
+            }
         }
 
         async function pauseDownload(id) {