diff --git a/rpitx.py b/rpitx.py
index 57d0391b..b3018d52 100644
--- a/rpitx.py
+++ b/rpitx.py
@@ -526,7 +526,8 @@ if __name__ == "__main__":
 									system("cat /home/pi/CubeSatSim/morse.wav | csdr convert_i16_f | csdr gain_ff 7000 | csdr convert_f_samplerf 20833 | sudo /home/pi/rpitx/rpitx -i- -m RF -f " + tx + "e3 > /dev/null 2>&1")					
 							output(txLed, txLedOff)
 							
-						command_control_check()	
+						command_control_check()
+						sleep(0.5)
 					f.close()
 					sleep(5)
 				except: