diff --git a/transmit.py b/transmit.py
index d0069606..5ac26bb3 100644
--- a/transmit.py
+++ b/transmit.py
@@ -336,7 +336,7 @@ if __name__ == "__main__":
 	print("Command_tx: ")
 	print(command_tx)
 
-	if (mode != "p") or (!command_tx):
+	if (mode != "p") or (command_tx == False):
 		system("sudo systemctl stop pacsatsim")
 	
 	try: