diff --git a/README.md b/README.md
index c3e0a9c..40ac61a 100644
--- a/README.md
+++ b/README.md
@@ -44,6 +44,9 @@ PWA_APP_ICONS = [
         'sizes': '160x160'
     }
 ]
+PWA_APP_DIR = 'ltr'
+PWA_APP_LANG = 'en-US'
+
 ```
 
 All settings are optional, and the app will work fine with its internal defaults.  Highly recommend setting at least `PWA_APP_NAME` and `PWA_APP_DESCRIPTION`.
diff --git a/pwa/app_settings.py b/pwa/app_settings.py
index d593619..a50593b 100644
--- a/pwa/app_settings.py
+++ b/pwa/app_settings.py
@@ -20,5 +20,7 @@ PWA_APP_ICONS = getattr(settings, 'PWA_APP_ICONS', [
         'sizes': '160x160'
     }
 ])
+PWA_APP_DIR = getattr(settings, 'PWA_APP_DIR', 'auto')
+PWA_APP_LANG = getattr(settings, 'PWA_APP_LANG', 'en-US')
 
 
diff --git a/pwa/templates/manifest.json b/pwa/templates/manifest.json
index aac25e7..24c5fd0 100644
--- a/pwa/templates/manifest.json
+++ b/pwa/templates/manifest.json
@@ -7,5 +7,7 @@
   "display": {{ PWA_APP_DISPLAY|js }},
   "background_color": {{ PWA_APP_BACKGROUND_COLOR|js }},
   "theme_color": {{ PWA_APP_THEME_COLOR|js }},
-  "icons": {{ PWA_APP_ICONS|js }}
+  "icons": {{ PWA_APP_ICONS|js }},
+  "dir": {{ PWA_APP_DIR|js }},
+  "lang": {{ PWA_APP_LANG|js }}
 }