diff --git a/messaging/app/src/main/java/com/google/firebase/example/messaging/MyFirebaseMessagingService.java b/messaging/app/src/main/java/com/google/firebase/example/messaging/MyFirebaseMessagingService.java
index 55c22c155..516efd6bb 100644
--- a/messaging/app/src/main/java/com/google/firebase/example/messaging/MyFirebaseMessagingService.java
+++ b/messaging/app/src/main/java/com/google/firebase/example/messaging/MyFirebaseMessagingService.java
@@ -102,6 +102,7 @@ private void sendNotification(String messageBody) {
         Uri defaultSoundUri = RingtoneManager.getDefaultUri(RingtoneManager.TYPE_NOTIFICATION);
         NotificationCompat.Builder notificationBuilder =
                 new NotificationCompat.Builder(this, channelId)
+                        .setSmallIcon(R.mipmap.ic_launcher)
                         .setContentTitle("FCM Message")
                         .setContentText(messageBody)
                         .setAutoCancel(true)
diff --git a/messaging/app/src/main/java/com/google/firebase/example/messaging/kotlin/MyFirebaseMessagingService.kt b/messaging/app/src/main/java/com/google/firebase/example/messaging/kotlin/MyFirebaseMessagingService.kt
index da8dce39a..719a6e960 100644
--- a/messaging/app/src/main/java/com/google/firebase/example/messaging/kotlin/MyFirebaseMessagingService.kt
+++ b/messaging/app/src/main/java/com/google/firebase/example/messaging/kotlin/MyFirebaseMessagingService.kt
@@ -13,6 +13,7 @@ import androidx.work.OneTimeWorkRequest
 import androidx.work.WorkManager
 import androidx.work.Worker
 import androidx.work.WorkerParameters
+import com.google.firebase.example.messaging.R
 import com.google.firebase.messaging.FirebaseMessagingService
 import com.google.firebase.messaging.RemoteMessage
 
@@ -99,6 +100,7 @@ class MyFirebaseMessagingService : FirebaseMessagingService() {
         val channelId = "fcm_default_channel"
         val defaultSoundUri = RingtoneManager.getDefaultUri(RingtoneManager.TYPE_NOTIFICATION)
         val notificationBuilder = NotificationCompat.Builder(this, channelId)
+            .setSmallIcon(R.mipmap.ic_launcher)
             .setContentTitle("FCM Message")
             .setContentText(messageBody)
             .setAutoCancel(true)