diff --git a/emulator/brainflow_emulator/biolistener_emulator.py b/emulator/brainflow_emulator/biolistener_emulator.py
index 310744374..d71947922 100755
--- a/emulator/brainflow_emulator/biolistener_emulator.py
+++ b/emulator/brainflow_emulator/biolistener_emulator.py
@@ -166,6 +166,7 @@ def run(self):
             except TimeoutError:
                 pass
             except socket.timeout:
+                # Expected when no command is received before socket timeout; continue loop.
                 pass
             except Exception as err:
                 logging.error(f"Error in recv thread: {err}")