diff --git a/cansequence.c b/cansequence.c
index 5d09e8a..d5c5ad4 100644
--- a/cansequence.c
+++ b/cansequence.c
@@ -63,14 +63,14 @@ static void print_usage(char *prg)
 		"The main purpose of this program is to test the reliability of CAN links.\n"
 		"\n"
 		"Options:\n"
-		" -e, --extended		send extended frame\n"
-		" -i, --identifier=ID	CAN Identifier (default = %u)\n"
-		"     --loop=COUNT	send message COUNT times\n"
-		" -p, --poll		use poll(2) to wait for buffer space while sending\n"
-		" -q, --quit <num>	quit if <num> wrong sequences are encountered\n"
-		" -r, --receive		work as receiver\n"
-		" -v, --verbose		be verbose (twice to be even more verbose\n"
-		" -h, --help		this help\n",
+		" -e, --extended       send extended frame\n"
+		" -i, --identifier=ID  CAN Identifier (default = %u)\n"
+		"     --loop=COUNT     send message COUNT times\n"
+		" -p, --poll           use poll(2) to wait for buffer space while sending\n"
+		" -q, --quit <num>     quit if <num> wrong sequences are encountered\n"
+		" -r, --receive        work as receiver\n"
+		" -v, --verbose        be verbose (twice to be even more verbose\n"
+		" -h, --help           this help\n",
 		prg, CAN_ID_DEFAULT);
 }