diff --git a/cubesatsim/cubesatsim.ino b/cubesatsim/cubesatsim.ino
index 8d15678a..a8721927 100644
--- a/cubesatsim/cubesatsim.ino
+++ b/cubesatsim/cubesatsim.ino
@@ -260,7 +260,7 @@ void loop() {
 
 bool TimerHandler1(struct repeating_timer *t) {
 	
-  serial_input();
+//  serial_input();
 	
 // check for button press 
   if (digitalRead(MAIN_PB_PIN) == PRESSED) // pushbutton is pressed