diff --git a/manifest.json b/manifest.json
index 7ab02ca..5315723 100644
--- a/manifest.json
+++ b/manifest.json
@@ -4,5 +4,6 @@
   "start_url": "./index.html",
   "display": "fullscreen",
   "theme_color": "#1f9b92",
-  "background_color": "#000000"
+  "background_color": "#000000",
+  "orientation": "landscape"
 }