diff --git a/firmware/firmware.ino b/firmware/firmware.ino
index 789103c..fafbfd2 100644
--- a/firmware/firmware.ino
+++ b/firmware/firmware.ino
@@ -422,6 +422,7 @@ void _loop()
       break;
 
   } // close of switch
+  debug("FSM state = "+fsm_state);
 }
 
 void logToSerial(float sensorValues[])