diff --git a/servefile b/servefile
index e40ace1..d0a05af 100755
--- a/servefile
+++ b/servefile
@@ -1014,11 +1014,11 @@ def main():
 			sys.exit(1)
 
 	if args.ipv4_only and args.ipv6_only:
-		print "You can't listen both on IPv4 and IPv6 \"only\""
+		print "You can't listen both on IPv4 and IPv6 \"only\"."
 		sys.exit(1)
 
 	if args.ipv6_only and not socket.has_ipv6:
-		print "Your system does not support IPv6"
+		print "Your system does not support IPv6."
 		sys.exit(1)
 
 	mode = None