diff --git a/examples/serial_msg.py b/examples/serial_msg.py
index f532c38..71f4d5d 100755
--- a/examples/serial_msg.py
+++ b/examples/serial_msg.py
@@ -3,16 +3,18 @@
 import asyncio
 from meshcore import MeshCore
 
-PORT = "/dev/ttyUSB0"
+PORT = "/dev/tty.usbserial-583A0069501"
 BAUDRATE = 115200
-DEST = "mchome"
+DEST = "🦄"
 MSG = "hello from serial"
 
 async def main () :
     mc = await MeshCore.create_serial(PORT, BAUDRATE)
 
     await mc.ensure_contacts()
-    await mc.commands.send_msg(bytes.fromhex(mc.get_contact_by_name(DEST)["public_key"])[0:6], MSG)
+    contact = mc.get_contact_by_name(DEST)
+    await mc.commands.send_msg(bytes.fromhex(contact["public_key"])[0:6], MSG)
+    print ("Message sent ... awaiting")
 
 asyncio.run(main())
 
diff --git a/src/meshcore/meshcore.py b/src/meshcore/meshcore.py
index e498333..2f0a030 100644
--- a/src/meshcore/meshcore.py
+++ b/src/meshcore/meshcore.py
@@ -208,7 +208,7 @@ class MeshCore:
         if not self._contacts:
             return None
             
-        for contact_id, contact in self._contacts.items():
+        for _, contact in self._contacts.items():
             if contact.get("adv_name", "").lower() == name.lower():
                 return contact