diff --git a/p2p/base/dtls_transport_internal.h b/p2p/base/dtls_transport_internal.h
index bd45790..ff71196 100644
--- a/p2p/base/dtls_transport_internal.h
+++ b/p2p/base/dtls_transport_internal.h
@@ -34,15 +34,17 @@
 
 enum DtlsTransportState {
   // Haven't started negotiating.
-  DTLS_TRANSPORT_NEW = 0,
+  DTLS_TRANSPORT_NEW = static_cast<int>(webrtc::DtlsTransportState::kNew),
   // Have started negotiating.
-  DTLS_TRANSPORT_CONNECTING,
+  DTLS_TRANSPORT_CONNECTING =
+      static_cast<int>(webrtc::DtlsTransportState::kConnecting),
   // Negotiated, and has a secure connection.
-  DTLS_TRANSPORT_CONNECTED,
+  DTLS_TRANSPORT_CONNECTED =
+      static_cast<int>(webrtc::DtlsTransportState::kConnected),
   // Transport is closed.
-  DTLS_TRANSPORT_CLOSED,
+  DTLS_TRANSPORT_CLOSED = static_cast<int>(webrtc::DtlsTransportState::kClosed),
   // Failed due to some error in the handshake process.
-  DTLS_TRANSPORT_FAILED,
+  DTLS_TRANSPORT_FAILED = static_cast<int>(webrtc::DtlsTransportState::kFailed),
 };
 
 webrtc::DtlsTransportState ConvertDtlsTransportState(