diff --git a/src/asset-viewer.html b/src/asset-viewer.html
index eed7140ac..6add32465 100644
--- a/src/asset-viewer.html
+++ b/src/asset-viewer.html
@@ -2,6 +2,7 @@
 <html>
 <head>
 <meta charset="utf-8">
+<meta name="viewport" content="width=device-width, initial-scale=1">
 <title>uBlock — Asset</title>
 <link rel="stylesheet" href="lib/codemirror/lib/codemirror.css">
 <link rel="stylesheet" href="lib/codemirror/addon/search/matchesonscrollbar.css">
