diff --git a/include/rtc/datachannel.hpp b/include/rtc/datachannel.hpp
index 6301381..8408ef5 100644
--- a/include/rtc/datachannel.hpp
+++ b/include/rtc/datachannel.hpp
@@ -88,13 +88,13 @@ private:
 	friend class PeerConnection;
 };
 
-class RTC_CPP_EXPORT NegociatedDataChannel final : public DataChannel {
+class RTC_CPP_EXPORT NegotiatedDataChannel final : public DataChannel {
 public:
-	NegociatedDataChannel(std::weak_ptr<PeerConnection> pc, uint16_t stream, string label,
+	NegotiatedDataChannel(std::weak_ptr<PeerConnection> pc, uint16_t stream, string label,
 	                      string protocol, Reliability reliability);
-	NegociatedDataChannel(std::weak_ptr<PeerConnection> pc, std::weak_ptr<SctpTransport> transport,
+	NegotiatedDataChannel(std::weak_ptr<PeerConnection> pc, std::weak_ptr<SctpTransport> transport,
 	                      uint16_t stream);
-	~NegociatedDataChannel();
+	~NegotiatedDataChannel();
 
 private:
 	void open(std::shared_ptr<SctpTransport> transport) override;
diff --git a/src/datachannel.cpp b/src/datachannel.cpp
index 98b0d45..2ac1fdc 100644
--- a/src/datachannel.cpp
+++ b/src/datachannel.cpp
@@ -235,20 +235,20 @@ void DataChannel::incoming(message_ptr message) {
 	}
 }
 
-NegociatedDataChannel::NegociatedDataChannel(std::weak_ptr<PeerConnection> pc, uint16_t stream,
+NegotiatedDataChannel::NegotiatedDataChannel(std::weak_ptr<PeerConnection> pc, uint16_t stream,
                                              string label, string protocol, Reliability reliability)
     : DataChannel(pc, stream, std::move(label), std::move(protocol), std::move(reliability)) {}
 
-NegociatedDataChannel::NegociatedDataChannel(std::weak_ptr<PeerConnection> pc,
+NegotiatedDataChannel::NegotiatedDataChannel(std::weak_ptr<PeerConnection> pc,
                                              std::weak_ptr<SctpTransport> transport,
                                              uint16_t stream)
     : DataChannel(pc, stream, "", "", {}) {
 	mSctpTransport = transport;
 }
 
-NegociatedDataChannel::~NegociatedDataChannel() {}
+NegotiatedDataChannel::~NegotiatedDataChannel() {}
 
-void NegociatedDataChannel::open(shared_ptr<SctpTransport> transport) {
+void NegotiatedDataChannel::open(shared_ptr<SctpTransport> transport) {
 	mSctpTransport = transport;
 
 	uint8_t channelType;
@@ -290,7 +290,7 @@ void NegociatedDataChannel::open(shared_ptr<SctpTransport> transport) {
 	transport->send(make_message(buffer.begin(), buffer.end(), Message::Control, mStream));
 }
 
-void NegociatedDataChannel::processOpenMessage(message_ptr message) {
+void NegotiatedDataChannel::processOpenMessage(message_ptr message) {
 	auto transport = mSctpTransport.lock();
 	if (!transport)
 		throw std::runtime_error("DataChannel has no transport");
diff --git a/src/peerconnection.cpp b/src/peerconnection.cpp
index 4ced150..e58b8d9 100644
--- a/src/peerconnection.cpp
+++ b/src/peerconnection.cpp
@@ -663,7 +663,7 @@ void PeerConnection::forwardMessage(message_ptr message) {
 		if (message->type == Message::Control && *message->data() == dataChannelOpenMessage &&
 		    stream % 2 == remoteParity) {
 
-			channel = std::make_shared<NegociatedDataChannel>(shared_from_this(), sctpTransport,
+			channel = std::make_shared<NegotiatedDataChannel>(shared_from_this(), sctpTransport,
 			                                                  stream);
 			channel->onOpen(weak_bind(&PeerConnection::triggerDataChannel, this,
 			                          weak_ptr<DataChannel>{channel}));
@@ -835,7 +835,7 @@ shared_ptr<DataChannel> PeerConnection::emplaceDataChannel(Description::Role rol
 	    init.negotiated
 	        ? std::make_shared<DataChannel>(shared_from_this(), stream, std::move(label),
 	                                        std::move(init.protocol), std::move(init.reliability))
-	        : std::make_shared<NegociatedDataChannel>(shared_from_this(), stream, std::move(label),
+	        : std::make_shared<NegotiatedDataChannel>(shared_from_this(), stream, std::move(label),
 	                                                  std::move(init.protocol),
 	                                                  std::move(init.reliability));
 	mDataChannels.emplace(std::make_pair(stream, channel));
diff --git a/test/connectivity.cpp b/test/connectivity.cpp
index f3af281..eb9698a 100644
--- a/test/connectivity.cpp
+++ b/test/connectivity.cpp
@@ -221,7 +221,7 @@ void test_connectivity() {
 	auto negotiated2 = pc2->createDataChannel("negoctated", init);
 
 	if (!negotiated1->isOpen() || !negotiated2->isOpen())
-		throw runtime_error("Negociated DataChannel is not open");
+		throw runtime_error("Negotiated DataChannel is not open");
 
 	std::atomic<bool> received = false;
 	negotiated2->onMessage([&received](const variant<binary, string> &message) {
@@ -239,7 +239,7 @@ void test_connectivity() {
 		this_thread::sleep_for(1s);
 
 	if (!received)
-		throw runtime_error("Negociated DataChannel failed");
+		throw runtime_error("Negotiated DataChannel failed");
 
 	// Delay close of peer 2 to check closing works properly
 	pc1->close();
diff --git a/test/turn_connectivity.cpp b/test/turn_connectivity.cpp
index 4024602..e80de78 100644
--- a/test/turn_connectivity.cpp
+++ b/test/turn_connectivity.cpp
@@ -232,7 +232,7 @@ void test_turn_connectivity() {
 	auto negotiated2 = pc2->createDataChannel("negoctated", init);
 
 	if (!negotiated1->isOpen() || !negotiated2->isOpen())
-		throw runtime_error("Negociated DataChannel is not open");
+		throw runtime_error("Negotiated DataChannel is not open");
 
 	std::atomic<bool> received = false;
 	negotiated2->onMessage([&received](const variant<binary, string> &message) {
@@ -250,7 +250,7 @@ void test_turn_connectivity() {
 		this_thread::sleep_for(1s);
 
 	if (!received)
-		throw runtime_error("Negociated DataChannel failed");
+		throw runtime_error("Negotiated DataChannel failed");
 
 	// Delay close of peer 2 to check closing works properly
 	pc1->close();