diff --git a/pc/data_channel.h b/pc/data_channel.h
index eef127928f..3e58c2b020 100644
--- a/pc/data_channel.h
+++ b/pc/data_channel.h
@@ -62,6 +62,10 @@ struct InternalDataChannelInit : public DataChannelInit {
     // If the channel is externally negotiated, do not send the OPEN message.
     if (base.negotiated) {
       open_handshake_role = kNone;
+    } else {
+      // Datachannel is externally negotiated. Ignore the id value.
+      // Specified in createDataChannel, WebRTC spec section 6.1 bullet 13.
+      id = -1;
     }
   }
 
diff --git a/pc/peer_connection_integrationtest.cc b/pc/peer_connection_integrationtest.cc
index 33aa038136..218a8bb50f 100644
--- a/pc/peer_connection_integrationtest.cc
+++ b/pc/peer_connection_integrationtest.cc
@@ -3320,7 +3320,8 @@ TEST_P(PeerConnectionIntegrationTest, SctpDataChannelConfigSentToOtherSide) {
   ASSERT_TRUE_WAIT(SignalingStateStable(), kDefaultTimeout);
   ASSERT_TRUE_WAIT(callee()->data_channel() != nullptr, kDefaultTimeout);
   ASSERT_TRUE_WAIT(callee()->data_observer()->IsOpen(), kDefaultTimeout);
-  EXPECT_EQ(init.id, callee()->data_channel()->id());
+  // Since "negotiated" is false, the "id" parameter should be ignored.
+  EXPECT_NE(init.id, callee()->data_channel()->id());
   EXPECT_EQ("data-channel", callee()->data_channel()->label());
   EXPECT_EQ(init.maxRetransmits, callee()->data_channel()->maxRetransmits());
   EXPECT_FALSE(callee()->data_channel()->negotiated());
@@ -3576,7 +3577,8 @@ TEST_P(PeerConnectionIntegrationTest,
   // configuration.
   ASSERT_TRUE_WAIT(callee()->data_channel() != nullptr, kDefaultTimeout);
   ASSERT_TRUE_WAIT(callee()->data_observer()->IsOpen(), kDefaultTimeout);
-  EXPECT_EQ(init.id, callee()->data_channel()->id());
+  // Since "negotiate" is false, the "id" parameter is ignored.
+  EXPECT_NE(init.id, callee()->data_channel()->id());
   EXPECT_EQ("data-channel", callee()->data_channel()->label());
   EXPECT_EQ(init.maxRetransmits, callee()->data_channel()->maxRetransmits());
   EXPECT_FALSE(callee()->data_channel()->negotiated());
diff --git a/pc/peer_connection_interface_unittest.cc b/pc/peer_connection_interface_unittest.cc
index 90c520817b..371cdc150d 100644
--- a/pc/peer_connection_interface_unittest.cc
+++ b/pc/peer_connection_interface_unittest.cc
@@ -2141,6 +2141,7 @@ TEST_P(PeerConnectionInterfaceTest,
   rtc::scoped_refptr<DataChannelInterface> channel;
 
   config.id = 1;
+  config.negotiated = true;
   channel = pc_->CreateDataChannel("1", &config);
   EXPECT_TRUE(channel != NULL);
   EXPECT_EQ(1, channel->id());
@@ -2149,11 +2150,13 @@ TEST_P(PeerConnectionInterfaceTest,
   EXPECT_TRUE(channel == NULL);
 
   config.id = cricket::kMaxSctpSid;
+  config.negotiated = true;
   channel = pc_->CreateDataChannel("max", &config);
   EXPECT_TRUE(channel != NULL);
   EXPECT_EQ(config.id, channel->id());
 
   config.id = cricket::kMaxSctpSid + 1;
+  config.negotiated = true;
   channel = pc_->CreateDataChannel("x", &config);
   EXPECT_TRUE(channel == NULL);
 }