diff --git a/api/source/mk_common.cpp b/api/source/mk_common.cpp
index f41d2976..48efeb1d 100644
--- a/api/source/mk_common.cpp
+++ b/api/source/mk_common.cpp
@@ -304,7 +304,7 @@ API_EXPORT void API_CALL mk_webrtc_get_answer_sdp2(void *user_data, on_user_data
     std::string offer_str = offer;
     std::shared_ptr<void> ptr(user_data, user_data_free ? user_data_free : [](void *) {});
     auto args = std::make_shared<WebRtcArgsUrl>(url);
-    WebRtcPluginManager::Instance().negotiateSdp(*session, type, *args, [offer_str, session, ptr, cb, args](const WebRtcInterface &exchanger) mutable {
+    WebRtcPluginManager::Instance().negotiateSdp(*session, type, *args, [offer_str, session, ptr, cb](const WebRtcInterface &exchanger) mutable {
         auto &handler = const_cast<WebRtcInterface &>(exchanger);
         try {
             auto sdp_answer = handler.getAnswerSdp(offer_str);
diff --git a/server/WebApi.cpp b/server/WebApi.cpp
index 4174a6ad..5f64e073 100755
--- a/server/WebApi.cpp
+++ b/server/WebApi.cpp
@@ -1770,7 +1770,7 @@ void installWebApi() {
 
         auto &session = static_cast<Session&>(sender);
         auto args = std::make_shared<WebRtcArgsImp>(allArgs, sender.getIdentifier());
-        WebRtcPluginManager::Instance().negotiateSdp(session, type, *args, [invoker, val, offer, headerOut, args](const WebRtcInterface &exchanger) mutable {
+        WebRtcPluginManager::Instance().negotiateSdp(session, type, *args, [invoker, val, offer, headerOut](const WebRtcInterface &exchanger) mutable {
             auto &handler = const_cast<WebRtcInterface &>(exchanger);
             try {
                 val["sdp"] = handler.getAnswerSdp(offer);
@@ -1793,7 +1793,7 @@ void installWebApi() {
         auto &session = static_cast<Session&>(sender);
         auto location = std::string(session.overSsl() ? "https://" : "http://") + allArgs["host"] + delete_webrtc_url;
         auto args = std::make_shared<WebRtcArgsImp>(allArgs, sender.getIdentifier());
-        WebRtcPluginManager::Instance().negotiateSdp(session, type, *args, [invoker, offer, headerOut, location, args](const WebRtcInterface &exchanger) mutable {
+        WebRtcPluginManager::Instance().negotiateSdp(session, type, *args, [invoker, offer, headerOut, location](const WebRtcInterface &exchanger) mutable {
             auto &handler = const_cast<WebRtcInterface &>(exchanger);
             try {
                 // 设置返回类型
diff --git a/webrtc/WebRtcTransport.h b/webrtc/WebRtcTransport.h
index 1a410dc9..3f920c68 100644
--- a/webrtc/WebRtcTransport.h
+++ b/webrtc/WebRtcTransport.h
@@ -35,8 +35,6 @@ extern const std::string kTcpPort;
 extern const std::string kTimeOutSec;
 }//namespace RTC
 
-class WebRtcArgs;
-
 class WebRtcInterface {
 public:
     virtual ~WebRtcInterface() = default;