diff --git a/app/src/main/java/org/mozilla/fenix/push/FirebasePushService.kt b/app/src/main/java/org/mozilla/fenix/push/FirebasePushService.kt
index 2c060a2b4d..7e03039f45 100644
--- a/app/src/main/java/org/mozilla/fenix/push/FirebasePushService.kt
+++ b/app/src/main/java/org/mozilla/fenix/push/FirebasePushService.kt
@@ -54,7 +54,7 @@ class FirebasePushService : LeanplumPushFirebaseMessagingService(),
         super.onNewToken(newToken)
     }
 
-    override fun onMessageReceived(remoteMessage: RemoteMessage?) {
+    override fun onMessageReceived(remoteMessage: RemoteMessage) {
         AutoPushService.onMessageReceived(remoteMessage)
         super.onMessageReceived(remoteMessage)
     }