diff --git a/src/Rtcp/RtcpContext.cpp b/src/Rtcp/RtcpContext.cpp
index 64db7acf..49ce33df 100644
--- a/src/Rtcp/RtcpContext.cpp
+++ b/src/Rtcp/RtcpContext.cpp
@@ -107,6 +107,11 @@ uint32_t RtcpContextForSend::getRtt(uint32_t ssrc) const {
 }
 
 Buffer::Ptr RtcpContextForSend::createRtcpSR(uint32_t rtcp_ssrc) {
+    uint64_t now = getCurrentMillisecond();
+    if (now - _last_sr_tsp < 5000) {
+        return nullptr;
+    }
+    _last_sr_tsp = now;
     auto rtcp = RtcpSR::create(0);
     rtcp->setNtpStamp(_last_ntp_stamp_ms);
     rtcp->rtpts = htonl(_last_rtp_stamp);
@@ -117,7 +122,7 @@ Buffer::Ptr RtcpContextForSend::createRtcpSR(uint32_t rtcp_ssrc) {
     // 记录上次发送的sender report信息，用于后续统计rtt  [AUTO-TRANSLATED:1d22d2c8]
     // Record the last sent sender report information for subsequent RTT statistics
     auto last_sr_lsr = ((ntohl(rtcp->ntpmsw) & 0xFFFF) << 16) | ((ntohl(rtcp->ntplsw) >> 16) & 0xFFFF);
-    _sender_report_ntp[last_sr_lsr] = getCurrentMillisecond();
+    _sender_report_ntp[last_sr_lsr] = now;
     if (_sender_report_ntp.size() >= 5) {
         // 删除最早的sr rtcp  [AUTO-TRANSLATED:2457e08d]
         // Delete the earliest sr rtcp
diff --git a/src/Rtcp/RtcpContext.h b/src/Rtcp/RtcpContext.h
index 20d7ffe0..9d305386 100644
--- a/src/Rtcp/RtcpContext.h
+++ b/src/Rtcp/RtcpContext.h
@@ -154,6 +154,7 @@ public:
     uint32_t getRtt(uint32_t ssrc) const;
 
 private:
+    uint64_t _last_sr_tsp = 0;
     std::map<uint32_t /*ssrc*/, uint32_t /*rtt*/> _rtt;
     std::map<uint32_t /*last_sr_lsr*/, uint64_t /*ntp stamp*/> _sender_report_ntp;
 
diff --git a/webrtc/WebRtcTransport.cpp b/webrtc/WebRtcTransport.cpp
index acba72e5..d1190586 100644
--- a/webrtc/WebRtcTransport.cpp
+++ b/webrtc/WebRtcTransport.cpp
@@ -1236,9 +1236,6 @@ void WebRtcTransportImp::onRtcp(const char *buf, size_t len) {
                 if (it != _ssrc_to_track.end()) {
                     auto &track = it->second;
                     track->rtcp_context_send->onRtcp(rtcp);
-                    auto sr = track->rtcp_context_send->createRtcpSR(track->answer_ssrc_rtp);
-                    sendRtcpPacket(sr->data(), sr->size(), true);
-                    _rtcp_sr_send_ticker.resetTime();
                 } else {
                     WarnL << "未识别的rr rtcp包:" << rtcp->dumpString();
                 }
@@ -1505,13 +1502,10 @@ void WebRtcTransportImp::onSendRtp(const RtpPacket::Ptr &rtp, bool flush, bool r
     sendRtpPacket(rtp->data() + RtpPacket::kRtpTcpHeaderSize, rtp->size() - RtpPacket::kRtpTcpHeaderSize, flush, &ctx);
     _bytes_usage += rtp->size() - RtpPacket::kRtpTcpHeaderSize;
 
-    if (_rtcp_sr_send_ticker.elapsedTime() > 5000) {
-        _rtcp_sr_send_ticker.resetTime();
-        if (track->rtcp_context_send) {
-            auto sr = track->rtcp_context_send->createRtcpSR(track->answer_ssrc_rtp);
-            if (sr && sr->size() > 0) {
-                sendRtcpPacket(sr->data(), sr->size(), true);
-            }
+    if (track->rtcp_context_send) {
+        auto sr = track->rtcp_context_send->createRtcpSR(track->answer_ssrc_rtp);
+        if (sr && sr->size() > 0) {
+            sendRtcpPacket(sr->data(), sr->size(), true);
         }
     }
 }
diff --git a/webrtc/WebRtcTransport.h b/webrtc/WebRtcTransport.h
index b6495cd1..b54030dc 100644
--- a/webrtc/WebRtcTransport.h
+++ b/webrtc/WebRtcTransport.h
@@ -380,7 +380,6 @@ private:
     // pli rtcp timer
     toolkit::Ticker _pli_ticker;
 
-    toolkit::Ticker _rtcp_sr_send_ticker;
     toolkit::Ticker _rtcp_rr_send_ticker;
 
     // twcc rtcp发送上下文对象  [AUTO-TRANSLATED:aef6476a]