diff --git a/hcxdumptool.c b/hcxdumptool.c
index c81b99036..b2370c41a 100644
--- a/hcxdumptool.c
+++ b/hcxdumptool.c
@@ -4570,7 +4570,7 @@ fprintf(stdout, "%s %s  (C) %s ZeroBeat\n"
 	"-l             : show INTERFACE list (tabulator separated and greppable) and terminate\n"
 	"-I <INTERFACE> : show detailed information about INTERFACE and terminate\n"
 	"--bpf=<file>   : input Berkeley Packet Filter (BPF) code (maximum %d instructions)\n"
-	"                  in tcpdump raw format:\n"
+	"                  in tcpdump decimal numbers format:\n"
 	"                   example: tcpdump high level compiler:\n"
 	"                    $ tcpdump -y IEEE802_11_RADIO wlan addr3 11:22:33:44:55:66 -ddd > filter.bpf\n"
 	"                    see man pcap-filter\n"
@@ -4580,7 +4580,7 @@ fprintf(stdout, "%s %s  (C) %s ZeroBeat\n"
 	"                   example: bpfc low level compiler:\n"
 	"                    $ bpfc -f tcpdump -i filter.asm > filter.bpf\n"
 	"                    see man bpfc\n"
-	"                  in tcpdump c style format:\n"
+	"                  in tcpdump C style format:\n"
 	"                   example: tcpdump high level compiler:\n"
 	"                    $ tcpdump -y IEEE802_11_RADIO wlan addr3 11:22:33:44:55:66 -dd > filter.bpf\n"
 	"                    see man pcap-filter\n"