diff --git a/2-ui/3-event-details/1-mouse-events-basics/01-selectable-list/solution.view/index.html b/2-ui/3-event-details/1-mouse-events-basics/01-selectable-list/solution.view/index.html
index 56756633..4d1e2ea9 100644
--- a/2-ui/3-event-details/1-mouse-events-basics/01-selectable-list/solution.view/index.html
+++ b/2-ui/3-event-details/1-mouse-events-basics/01-selectable-list/solution.view/index.html
@@ -49,9 +49,9 @@
     }
 
     function singleSelect(li) {
-      let selected = ul.querySelector('.selected');
-      if (selected) {
-        selected.classList.remove('selected');
+      let selected = ul.querySelectorAll('.selected');
+      for(let elem of selected) {
+        elem.classList.remove('selected');
       }
       li.classList.add('selected');
     }