diff --git a/index.html b/index.html
index ceee89a..323a229 100644
--- a/index.html
+++ b/index.html
@@ -6,6 +6,7 @@
     <meta name="viewport" content="width=device-width, initial-scale=1.0" />
     <meta name="description"
         content="Dual map - synchronize views of different map types side by side. Compare data from different sources." />
+    <meta name="google-site-verification" content="nA-nEuajnyMLhnXSspd776PsxEann358NY0Orw8jhnQ" />
     <title>Dual Map</title>
     <script type="module" src="/src/main.ts"></script>
     <link rel="icon" type="image/svg+xml"