diff --git a/channels/chan_sip.c b/channels/chan_sip.c
index f571a20bd6ec3fee357075c4eb8655ae56a0b969..1690a6adea486b224555b7970e615da7cfbe6005 100644
--- a/channels/chan_sip.c
+++ b/channels/chan_sip.c
@@ -6875,7 +6875,7 @@ static int sip_register(const char *value, int lineno)
 	if (hostname)
 		*hostname++ = '\0';
 	if (ast_strlen_zero(username) || ast_strlen_zero(hostname)) {
-		ast_log(LOG_WARNING, "Format for registration is [transport://]user[:secret[:authuser]]@host[:port][/contact][~expiry] at line %d\n", lineno);
+		ast_log(LOG_WARNING, "Format for registration is [transport://]user[:secret[:authuser]]@domain[:port][/extension][~expiry] at line %d\n", lineno);
 		return -1;
 	}