diff --git a/README.md b/README.md
index 40ac61a..0c55526 100644
--- a/README.md
+++ b/README.md
@@ -37,6 +37,7 @@ PWA_APP_DESCRIPTION = "Do kickass things all day long without that pesky browser
 PWA_APP_THEME_COLOR = '#0A0302'
 PWA_APP_BACKGROUND_COLOR = '#ffffff'
 PWA_APP_DISPLAY = 'standalone'
+PWA_APP_ORIENTATION = 'portrait-primary'
 PWA_APP_START_URL = '/'
 PWA_APP_ICONS = [
     {