diff --git a/content_script.js b/content_script.js
index 5317b04..a8d3b5d 100644
--- a/content_script.js
+++ b/content_script.js
@@ -179,7 +179,7 @@ const matchDropdown = (mut, testName, openOrClose) => {
 
 /**@param {MutationRecord} mut */
 const getDropdownList = (mut) => {
-    const dd = Array.from(mut.addedNodes).filter(e => e instanceof Element && e.querySelector("ul")!==null);
+    const dd = Array.from(mut.addedNodes).filter(e => e instanceof Element && e.querySelector("ul") !== null);
     return dd.at(0).querySelector("ul");
 }