From acaf50a25c04b35c5f81bb1692f8b52a0b8489ac Mon Sep 17 00:00:00 2001
From: coral <jonas@jonasbengtson.se>
Date: Sun, 12 Apr 2026 15:16:01 -0700
Subject: [PATCH] woof

---
 Cargo.lock                                   | 4 ++--
 sipcord-bridge/src/transport/sip/ffi/init.rs | 7 +++++++
 2 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/Cargo.lock b/Cargo.lock
index 164c106..ffef21e 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2529,7 +2529,7 @@ checksum = "8b870d8c151b6f2fb93e84a13146138f05d02ed11c7e7c54f8826aaaf7c9f184"
 
 [[package]]
 name = "pjsua"
-version = "0.1.0"
+version = "1.5.6"
 dependencies = [
  "bindgen 0.71.1",
  "cmake",
@@ -3624,7 +3624,7 @@ checksum = "e3a9fe34e3e7a50316060351f37187a3f546bce95496156754b601a5fa71b76e"
 
 [[package]]
 name = "sipcord-bridge"
-version = "1.5.5"
+version = "1.5.6"
 dependencies = [
  "anyhow",
  "async-trait",
diff --git a/sipcord-bridge/src/transport/sip/ffi/init.rs b/sipcord-bridge/src/transport/sip/ffi/init.rs
index 266200d..477ab2b 100644
--- a/sipcord-bridge/src/transport/sip/ffi/init.rs
+++ b/sipcord-bridge/src/transport/sip/ffi/init.rs
@@ -585,6 +585,13 @@ pub fn init_pjsua(config: &SipConfig, tls_config: Option<&TlsConfig>) -> Result<
         // unreachable, causing retransmit storms and eventual 408 disconnect).
         acc_cfg_ptr.use_timer = pjsua_sip_timer_use_PJSUA_SIP_TIMER_INACTIVE;
 
+        // Disable codec locking. When enabled (the default), pjsua sends an
+        // UPDATE or re-INVITE after call establishment to narrow the codec list
+        // to the single negotiated codec. Many phones (e.g. Snom 300) respond
+        // 481 to in-dialog UPDATE, killing the call immediately after answer.
+        // The initial INVITE/200 OK codec negotiation is sufficient.
+        acc_cfg_ptr.lock_codec = 0;
+
         // Configure RTP port range for media
         // port is the starting port, port_range is how many consecutive ports to try
         acc_cfg_ptr.rtp_cfg.port = config.rtp_port_start as u32;