diff --git a/app/assets/javascripts/application.js b/app/assets/javascripts/application.js
index 50e91152..76aaa987 100644
--- a/app/assets/javascripts/application.js
+++ b/app/assets/javascripts/application.js
@@ -15,6 +15,6 @@
 
 window.addEventListener("turbolinks:load", () => {
   if (window.matchMedia("(min-width: 768px)").matches) {
-    document.querySelector("#sidebar details:not(open) summary")?.click();
+    document.querySelector("#sidebar details:not([open]) summary")?.click();
   }
 });