diff --git a/scripts/stock-highlighter.user.js b/scripts/stock-highlighter.user.js
index 9f2c343..94e6bbc 100644
--- a/scripts/stock-highlighter.user.js
+++ b/scripts/stock-highlighter.user.js
@@ -14,7 +14,7 @@
 
     const DEFAULT_SELL_PRICE = 60;
     const SELL_PRICE_KEY = "__monorail_userscript_sell_price"; // Unlikely to collide with anything, I think
-    const SELL_COLOUR = "#77FF77"
+    const SELL_COLOUR = "#77FF77";
 
     function getPairs(iter) {
         /*