diff --git a/tools/hcidump.1 b/tools/hcidump.1
index 4f5911e..4f19dde 100644
--- a/tools/hcidump.1
+++ b/tools/hcidump.1
@@ -102,18 +102,12 @@ Extract PPP traffic with pppdump format.
 .BR -A ", " "\-\^\-audio=" "<file>"
 Extract SCO audio data.
 .TP
-.BR -B ", " "\-\^\-btsnoop"
-Use the BTSnoop file format.
-.TP
 .BR -V ", " "\-\^\-verbose"
 Enables a more verbose decoding of every packet.
 .TP
 .BR -Y ", " "\-\^\-novendor"
 Don't display any vendor commands or events and don't show any pin code or link key in plain text.
 .TP
-.BR -N ", " "\-\^\-noappend"
-No appending to existing files. Always create new files.
-.TP
 .BR -4 ", " "\-\^\-ipv4"
 Use IPv4 when sending information over the network
 .TP