diff --git a/tanco/runner.py b/tanco/runner.py
index 5ef1fb8..83ed661 100644
--- a/tanco/runner.py
+++ b/tanco/runner.py
@@ -46,7 +46,7 @@
 
 
 def load_config() -> Config:
-    kw = {'uid': TancoClient().whoami()['id']}
+    kw = {'uid': who['id'] if (who:=TancoClient().whoami()) else None}
     if os.path.exists('.tanco'):
         try:
             data = json.load(open('.tanco'))