diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 372a05cd..3eea3fbf 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -12,6 +12,7 @@
     <uses-permission android:name="android.provider.Telephony.SMS_RECEIVED" />
     <uses-permission android:name="android.permission.WAKE_LOCK" />
     <uses-permission android:name="android.permission.READ_PHONE_STATE" />
+    <uses-permission android:name="android.permission.POST_NOTIFICATIONS" />
 
     <uses-permission
         android:name="android.permission.WRITE_EXTERNAL_STORAGE"
diff --git a/app/src/main/kotlin/com/simplemobiletools/smsmessenger/activities/MainActivity.kt b/app/src/main/kotlin/com/simplemobiletools/smsmessenger/activities/MainActivity.kt
index 95f05312..9e806688 100644
--- a/app/src/main/kotlin/com/simplemobiletools/smsmessenger/activities/MainActivity.kt
+++ b/app/src/main/kotlin/com/simplemobiletools/smsmessenger/activities/MainActivity.kt
@@ -158,6 +158,12 @@ class MainActivity : SimpleActivity() {
                 handlePermission(PERMISSION_SEND_SMS) {
                     if (it) {
                         handlePermission(PERMISSION_READ_CONTACTS) {
+                            handleNotificationPermission { granted ->
+                                if (!granted) {
+                                    toast(R.string.no_post_notifications_permissions)
+                                }
+                            }
+
                             initMessenger()
                             bus = EventBus.getDefault()
                             try {