diff --git a/example.cpp b/example.cpp
index 89c4359..1eb9b4e 100644
--- a/example.cpp
+++ b/example.cpp
@@ -6,12 +6,12 @@ using namespace std;
 void cn_ev(const pushcpp::ConnectionEvent ev);
 void er_ev(const int code, const std::string &msg);
 
-pushcpp pp("my-api-key", cn_ev, er_ev);
+pushcpp pp("my-app-key", "eu", cn_ev, er_ev);
 
 void cn_ev(const pushcpp::ConnectionEvent ev)
 {
 	printf("ConnectEvent: %d\n", ev);
-	pp.send("channel", "pusher:subscribe", "lol");
+	//pp.send("channel", "pusher:subscribe", "lol");
 }
 
 void er_ev(const int code, const std::string &msg)
@@ -46,7 +46,7 @@ void sub_ev(
 
 	// for (auto it = ChannelData
 
-	pp.unsubscribe(channel);
+	// pp.unsubscribe(channel);
 
 	cd = pp.subscriptions();
 
@@ -67,7 +67,7 @@ void sub_ev(
 
 int main()
 {
-	pp.subscribe("my_channel", sub_ev);
+	pp.subscribe("my-channel", sub_ev);
 
 	pp.connect();
 
diff --git a/pushcpp.cpp b/pushcpp.cpp
index ef77410..48c40c9 100644
--- a/pushcpp.cpp
+++ b/pushcpp.cpp
@@ -2,6 +2,7 @@
 
 pushcpp::pushcpp(
 	const string &appKey,
+	const string &cluster,
 	ConnectionEventHandler ch,
 	ErrorEventHandler eh
 )
@@ -9,7 +10,7 @@ pushcpp::pushcpp(
 	this->m_connectionEventHandler = ch;
 	this->m_errorEventHandler = eh;
 	stringstream str;
-	str << "ws://ws.pusherapp.com:80/app/";
+	str << "ws://ws-" << cluster << ".pusher.com:80/app/";
 	str << appKey;
 	str << "?client=pushcpp&version=1.0&protocol=5";
 	m_url = str.str();
diff --git a/pushcpp.h b/pushcpp.h
index 4d80bc7..3d1f262 100644
--- a/pushcpp.h
+++ b/pushcpp.h
@@ -75,6 +75,7 @@ class pushcpp
 	 */
 	pushcpp(
 		const std::string &appKey,
+		const std::string &cluster,
 		ConnectionEventHandler ch = NULL,
 		ErrorEventHandler eh = NULL
 	);