diff --git a/src/popup.html b/src/popup.html
index 3d8b98c..5bee85b 100644
--- a/src/popup.html
+++ b/src/popup.html
@@ -2,6 +2,7 @@
 <html lang="en">
   <head>
     <meta charset="UTF-8" />
+    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
   </head>
   <body>
     <div id="root"></div>
