diff --git a/index.html b/index.html
index c97ac43..f2266b4 100644
--- a/index.html
+++ b/index.html
@@ -1,5 +1,5 @@
 <!doctype html>
-<html>
+<html lang="en">
     <head>
         <title>WoW Historical Token Prices Tracker</title>
         <meta charset="UTF-8">
