1 files changed, 4 insertions, 1 deletions
diff --git a/src/main.c b/src/main.c
index fdde0e1..b8b2247 100644
--- a/src/main.c
+++ b/src/main.c
@@ -96,10 +96,13 @@ void usage(bool print_help) {
 	printf("    -n NR_CONNECTIONS  number of connections (default: half of # of cpu cores)\n"
 	       "    -s MIN_CHUNK_SIZE  min chunk size (default: 64MB)\n"
 	       "    -S MAX_CHUNK_SIZE  max chunk size (default: filesize / nr_conn)\n"
+	       "\n"
 	       "    -b SFTP_BUF_SIZE   buf size for sftp_read/write (default 131072B)\n"
 	       "    -B IO_BUF_SIZE     buf size for read/write (default 131072B)\n"
-	       "                       Note that this value is derived from\n"
+	       "                       Note that the default value is derived from\n"
 	       "                       qemu/block/ssh.c. need investigation...\n"
+	       "                       -b and -B affect only local to remote copy\n"
+	       "\n"
 	       "    -v                 increment verbose output level\n"
 	       "    -q                 disable output\n"
 	       "    -D                 dry run\n"