diff --git a/src/vorta/network_status/darwin.py b/src/vorta/network_status/darwin.py
index 1ee2baf1..ec1fd424 100644
--- a/src/vorta/network_status/darwin.py
+++ b/src/vorta/network_status/darwin.py
@@ -11,6 +11,11 @@
 class DarwinNetworkStatus(NetworkStatusMonitor):
     def is_network_metered(self) -> bool:
         interface: CWInterface = self._get_wifi_interface()
+
+        # If there is no Wifi at all.
+        if interface is None:
+            return False
+
         network: Optional[CWNetwork] = interface.lastNetworkJoined()
 
         if network: