diff --git a/importUsers.py b/importUsers.py
index b9b1be0..bcb01fb 100755
--- a/importUsers.py
+++ b/importUsers.py
@@ -85,7 +85,7 @@ def main(argv):
 	try:
 		opts, args = getopt.getopt(argv,"hf:d:u:mp",["help","file=","domain=","username=","add-mailbox","add-password"])
 	except getopt.GetoptError:
-		print("importUsers.py -f <datafile> -d <domainname> -u <username> [-m] [-p]")
+		print("importUsers.py -f <datafile> -d <domainname> [-u <username>] [-m] [-p]")
 		sys.exit(2)
 	for opt, arg in opts:
 		if opt == '-h':