diff --git a/customGenerator.html b/customGenerator.html
index ed8dec7761..5e06a85250 100644
--- a/customGenerator.html
+++ b/customGenerator.html
@@ -1,6 +1,7 @@
 <!DOCTYPE html>
 <html lang="en">
 <head>
+    <meta charset="UTF-8">
     <link href="index.css" rel="stylesheet"/>
     <link href="css/tabbedComponent.css" rel="stylesheet"/>
     <title>Custom Theme Generator for Mapcomplete</title>
