diff --git a/.swift-version b/.swift-version
index 02cfe02..db0cde6 100644
--- a/.swift-version
+++ b/.swift-version
@@ -1 +1 @@
-swift-DEVELOPMENT-SNAPSHOT-2016-05-09-a
+swift-DEVELOPMENT-SNAPSHOT-2016-05-31-a
diff --git a/Package.swift b/Package.swift
index e929e68..3e1aa0d 100644
--- a/Package.swift
+++ b/Package.swift
@@ -4,9 +4,9 @@ let package = Package(
     name: "WebSocketClient",
     dependencies: [
         .Package(url: "https://github.com/Zewo/WebSocket.git", majorVersion: 0, minor: 8),
-        .Package(url: "https://github.com/Zewo/HTTP.git", majorVersion: 0, minor: 7),
+        .Package(url: "https://github.com/Zewo/HTTP.git", majorVersion: 0, minor: 8),
         .Package(url: "https://github.com/Zewo/Base64.git", majorVersion: 0, minor: 8),
-        .Package(url: "https://github.com/VeniceX/HTTPClient.git", majorVersion: 0, minor: 7),
-        .Package(url: "https://github.com/VeniceX/HTTPSClient.git", majorVersion: 0, minor: 7),
+        .Package(url: "https://github.com/VeniceX/HTTPClient.git", majorVersion: 0, minor: 8),
+        .Package(url: "https://github.com/VeniceX/HTTPSClient.git", majorVersion: 0, minor: 8),
     ]
 )
diff --git a/README.md b/README.md
index 7d4df3f..2b5f7dc 100644
--- a/README.md
+++ b/README.md
@@ -15,7 +15,7 @@ import PackageDescription
 
 let package = Package(
     dependencies: [
-        .Package(url: "https://github.com/Zewo/WebSocketClient.git", majorVersion: 0, minor: 1),
+        .Package(url: "https://github.com/Zewo/WebSocketClient.git", majorVersion: 0, minor: 2),
     ]
 )
 ```
diff --git a/Sources/Client.swift b/Sources/Client.swift
index d8d1d47..ba96ceb 100644
--- a/Sources/Client.swift
+++ b/Sources/Client.swift
@@ -68,7 +68,7 @@ public struct Client {
             "Connection": "Upgrade",
             "Upgrade": "websocket",
             "Sec-WebSocket-Version": "13",
-            "Sec-WebSocket-Key": [key],
+            "Sec-WebSocket-Key": key,
         ]
 
         let request = try Request(method: .get, uri: path, headers: headers) { response, stream in
@@ -85,7 +85,7 @@ public struct Client {
             try webSocket.start()
         }
 
-        try client.respond(to: request)
+        _ = try client.respond(to: request)
     }
 
     public func connectInBackground(_ path: String, failure: (ErrorProtocol) -> Void = Client.logError) {
@@ -105,18 +105,18 @@ public struct Client {
 
 public extension Response {
     public var webSocketVersion: String? {
-        return headers["Sec-Websocket-Version"].first
+        return headers["Sec-Websocket-Version"]
     }
 
     public var webSocketKey: String? {
-        return headers["Sec-Websocket-Key"].first
+        return headers["Sec-Websocket-Key"]
     }
 
     public var webSocketAccept: String? {
-        return headers["Sec-WebSocket-Accept"].first
+        return headers["Sec-WebSocket-Accept"]
     }
 
     public var isWebSocket: Bool {
-        return connection.first?.lowercased() == "upgrade" && upgrade.first?.lowercased() == "websocket"
+        return connection?.lowercased() == "upgrade" && upgrade?.lowercased() == "websocket"
     }
 }