diff --git a/examples/peerconnection/client/peer_connection_client.cc b/examples/peerconnection/client/peer_connection_client.cc
index b458927095..9bf2a0fecc 100644
--- a/examples/peerconnection/client/peer_connection_client.cc
+++ b/examples/peerconnection/client/peer_connection_client.cc
@@ -465,8 +465,7 @@ bool PeerConnectionClient::ParseServerResponse(const std::string& response,
 
   *peer_id = -1;
 
-  // See comment in peer_channel.cc for why we use the Pragma header and
-  // not e.g. "X-Peer-Id".
+  // See comment in peer_channel.cc for why we use the Pragma header.
   GetHeaderValue(response, *eoh, "\r\nPragma: ", peer_id);
 
   return true;
diff --git a/examples/peerconnection/server/data_socket.cc b/examples/peerconnection/server/data_socket.cc
index 2b625b079a..ced0fd1bae 100644
--- a/examples/peerconnection/server/data_socket.cc
+++ b/examples/peerconnection/server/data_socket.cc
@@ -31,7 +31,7 @@ const char DataSocket::kCrossOriginAllowHeaders[] =
     "Access-Control-Allow-Methods: POST, GET, OPTIONS\r\n"
     "Access-Control-Allow-Headers: Content-Type, "
     "Content-Length, Connection, Cache-Control\r\n"
-    "Access-Control-Expose-Headers: Content-Length, X-Peer-Id\r\n";
+    "Access-Control-Expose-Headers: Content-Length\r\n";
 
 #if defined(WIN32)
 class WinsockInitializer {