diff --git a/_web_server/server/index.html b/_web_server/server/index.html
index 332f9a3..98fa22a 100644
--- a/_web_server/server/index.html
+++ b/_web_server/server/index.html
@@ -1,6 +1,7 @@
 <!DOCTYPE html>
 <html>
   <head>
+    <meta charset="UTF-8"/>
     <title>Verilog Playground</title>
     <style type="text/css" media="screen">
       @import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono&display=swap');
