diff --git a/index.html b/index.html
index 135e90f..20112a2 100644
--- a/index.html
+++ b/index.html
@@ -511,7 +511,7 @@
     }
     .contact-map-box iframe {
       width: 100%;
-      height: 320px;
+      height: 640px;
       border: none;
       filter: grayscale(80%) contrast(1.05);
       transition: filter 0.4s ease;