diff --git a/media/base/media_channel.h b/media/base/media_channel.h
index fe83e85eca..8a67c2a6e5 100644
--- a/media/base/media_channel.h
+++ b/media/base/media_channel.h
@@ -904,8 +904,6 @@ struct ReceiveDataParams {
   DataMessageType type = DMT_TEXT;
   // A per-stream value incremented per packet in the stream.
   int seq_num = 0;
-  // A per-stream value monotonically increasing with time.
-  int timestamp = 0;
 };
 
 struct SendDataParams {
diff --git a/media/sctp/usrsctp_transport.cc b/media/sctp/usrsctp_transport.cc
index 34f145d19f..fc226bf7ff 100644
--- a/media/sctp/usrsctp_transport.cc
+++ b/media/sctp/usrsctp_transport.cc
@@ -1318,8 +1318,6 @@ void UsrsctpTransport::OnDataOrNotificationFromSctp(const void* data,
   // Furthermore, it is increased per stream and not on the whole
   // association.
   params.seq_num = rcv.rcv_ssn;
-  // There is no timestamp field in the SCTP API
-  params.timestamp = 0;
 
   // Append the chunk's data to the message buffer
   partial_incoming_message_.AppendData(reinterpret_cast<const uint8_t*>(data),
diff --git a/media/sctp/usrsctp_transport_unittest.cc b/media/sctp/usrsctp_transport_unittest.cc
index 2bb61830cb..f75cb4a25d 100644
--- a/media/sctp/usrsctp_transport_unittest.cc
+++ b/media/sctp/usrsctp_transport_unittest.cc
@@ -576,8 +576,6 @@ TEST_P(SctpTransportTestWithOrdered, SendData) {
   RTC_LOG(LS_VERBOSE) << "recv2.received=" << receiver2()->received()
                       << ", recv2.last_params.sid="
                       << receiver2()->last_params().sid
-                      << ", recv2.last_params.timestamp="
-                      << receiver2()->last_params().timestamp
                       << ", recv2.last_params.seq_num="
                       << receiver2()->last_params().seq_num
                       << ", recv2.last_data=" << receiver2()->last_data();
@@ -591,8 +589,6 @@ TEST_P(SctpTransportTestWithOrdered, SendData) {
   RTC_LOG(LS_VERBOSE) << "recv1.received=" << receiver1()->received()
                       << ", recv1.last_params.sid="
                       << receiver1()->last_params().sid
-                      << ", recv1.last_params.timestamp="
-                      << receiver1()->last_params().timestamp
                       << ", recv1.last_params.seq_num="
                       << receiver1()->last_params().seq_num
                       << ", recv1.last_data=" << receiver1()->last_data();