diff --git a/docs/changes.txt b/docs/changes.txt
index 13f268e..3a09fd9 100644
--- a/docs/changes.txt
+++ b/docs/changes.txt
@@ -221,3 +221,7 @@ v0.8.1
 * nfqws2: bcryptorandom normalize behavior when system entropy is low. prevent blocks
 * nfqws2: --new[=name]
 * winws2: fix not setting signal handlers
+
+0.9.2
+
+nfqws2: bt and utp_bt protocol detectors
diff --git a/docs/manual.en.md b/docs/manual.en.md
index 4debebb..8e20ead 100644
--- a/docs/manual.en.md
+++ b/docs/manual.en.md
@@ -751,9 +751,11 @@ Table of recognizable payload types and flow protocols
 | tls             | tcp | tls_client_hello<br>tls_server_hello |
 | xmpp            | tcp | xmpp_stream<br>xmpp_starttls<br>xmpp_proceed<br>xmpp_features |
 | mtproto         | tcp | mtproto_initial |
+| utp_bt          | udp | utp_bt_handshake |
 | quic            | udp | quic_initial |
 | wireguard       | udp | wireguard_initiation<br>wireguard_response<br>wireguard_cookie<br>wireguard_keepalive |
 | dht             | udp | dht |
+| utp_bt          | udp | utp_bt_handshake |
 | discord         | udp | discord_ip_discovery |
 | stun            | udp | stun |
 | dns             | udp | dns_query dns_response |
diff --git a/docs/manual.md b/docs/manual.md
index ec0878f..bbd3f32 100644
--- a/docs/manual.md
+++ b/docs/manual.md
@@ -810,9 +810,11 @@ nfqws2 сигнатурно распознает типы пейлоадов о
 | tls             | tcp | tls_client_hello<br>tls_server_hello |
 | xmpp            | tcp | xmpp_stream<br>xmpp_starttls<br>xmpp_proceed<br>xmpp_features |
 | mtproto         | tcp | mtproto_initial |
+| bt              | tcp | bt_handshake |
 | quic            | udp | quic_initial |
 | wireguard       | udp | wireguard_initiation<br>wireguard_response<br>wireguard_cookie<br>wireguard_keepalive |
 | dht             | udp | dht |
+| utp_bt          | udp | utp_bt_handshake |
 | discord         | udp | discord_ip_discovery |
 | stun            | udp | stun |
 | dns             | udp | dns_query<br>dns_response |