diff --git a/BraveScriptlets/fuck-twitter-promote-buttons.js b/BraveScriptlets/fuck-twitter-promote-buttons.js
index 75702a3..875a800 100644
--- a/BraveScriptlets/fuck-twitter-promote-buttons.js
+++ b/BraveScriptlets/fuck-twitter-promote-buttons.js
@@ -1,7 +1,7 @@
 // Add this line to "Create Custom Filters" box:
 // x.com##+js(fuck-twitter-promote-buttons.js)
 
-const callback = (mutationList, observer) -> {
+const callback = (mutationList, observer) => {
     const walker = document.createTreeWalker(
         document.documentElement,
         NodeFilter.SHOW_TEXT, null, false);