diff --git a/Http/SkinEditor/index.html b/Http/SkinEditor/index.html
index 5da7a7c..b2a9d59 100644
--- a/Http/SkinEditor/index.html
+++ b/Http/SkinEditor/index.html
@@ -1,12 +1,13 @@
 <!DOCTYPE HTML>
 <head>
+    <meta charset="utf-8" />
     <title>Skin Editor - Cosmo Resona</title>
     <link type="text/css" rel="stylesheet" href="app.css"/>
     <script type="text/javascript" src="jquery-3.6.0.min.js"></script>
     <script type="text/javascript" src="stretchy.min.js"></script>
     <script type="text/javascript" src="array_util.js"></script>
     <script type="text/javascript" src="app.js"></script>
-    <script type="text/javascript" src="messages/en_US.js"></script>
+    <script type="text/javascript" src="messages/en_US.js" charset="UTF-8"></script>
     <script type="text/javascript" src="messages/zh_CN.js" charset="UTF-8"></script>
 </head>
 <body>
