diff --git a/app/src/main/java/com/geeksville/mesh/service/MeshServiceNotifications.kt b/app/src/main/java/com/geeksville/mesh/service/MeshServiceNotifications.kt
index 250324fa2..4929847a9 100644
--- a/app/src/main/java/com/geeksville/mesh/service/MeshServiceNotifications.kt
+++ b/app/src/main/java/com/geeksville/mesh/service/MeshServiceNotifications.kt
@@ -189,12 +189,10 @@ class MeshServiceNotifications(
         )
     }
 
-    private fun openMessageIntent(contactKey: String? = null): PendingIntent {
+    private fun openMessageIntent(contactKey: String): PendingIntent {
         val intent = Intent(context, MainActivity::class.java)
         intent.action = OPEN_MESSAGE_ACTION
-        contactKey?.let {
-            intent.putExtra(OPEN_MESSAGE_EXTRA_CONTACT_KEY, it)
-        }
+        intent.putExtra(OPEN_MESSAGE_EXTRA_CONTACT_KEY, contactKey)
         val pendingIntent = PendingIntent.getActivity(
             context,
             0,