diff --git a/protocols.csv b/protocols.csv
index 4072980..53b993c 100644
--- a/protocols.csv
+++ b/protocols.csv
@@ -5,9 +5,9 @@ code	size	name
 33	16	dccp
 41	128	ip6
 132	16	sctp
-301	0	udt
-302	0	utp
+301	0	utp
+302	0	udt
 421	V	ipfs
 480	0	http
 443	0	https
-444	96	onion
\ No newline at end of file
+444	96	onion