diff --git a/SocketIOClientSwift/SocketIOClient.swift b/SocketIOClientSwift/SocketIOClient.swift
index 6c058e6..7214803 100644
--- a/SocketIOClientSwift/SocketIOClient.swift
+++ b/SocketIOClientSwift/SocketIOClient.swift
@@ -99,11 +99,7 @@ public final class SocketIOClient: NSObject, SocketEngineClient, SocketLogClient
             self.log = log
         }
         
-        if var nsp = opts?["nsp"] as? String {
-            if nsp != "/" && nsp.hasPrefix("/") {
-                nsp.removeAtIndex(nsp.startIndex)
-            }
-            
+        if let nsp = opts?["nsp"] as? String {
             self.nsp = nsp
         }
         
@@ -402,7 +398,7 @@ public final class SocketIOClient: NSObject, SocketEngineClient, SocketLogClient
     */
     public func leaveNamespace() {
         if nsp != "/" {
-            engine?.send("1/\(nsp)", withData: nil)
+            engine?.send("1\(nsp)", withData: nil)
             nsp = "/"
         }
     }
@@ -414,7 +410,7 @@ public final class SocketIOClient: NSObject, SocketEngineClient, SocketLogClient
         SocketLogger.log("Joining namespace", client: self)
         
         if nsp != "/" {
-            engine?.send("0/\(nsp)", withData: nil)
+            engine?.send("0\(nsp)", withData: nil)
         }
     }
     
diff --git a/SocketIOClientSwift/SocketPacket.swift b/SocketIOClientSwift/SocketPacket.swift
index 46adf43..1287f3b 100644
--- a/SocketIOClientSwift/SocketPacket.swift
+++ b/SocketIOClientSwift/SocketPacket.swift
@@ -25,6 +25,9 @@
 import Foundation
 
 struct SocketPacket {
+    let nsp:String
+    let id:Int
+    
     enum PacketType:Int {
         case CONNECT = 0
         case DISCONNECT = 1
@@ -46,8 +49,6 @@ struct SocketPacket {
     var currentPlace = 0
     var binary:[NSData]
     var data:[AnyObject]
-    var id:Int = -1
-    var nsp = ""
     var placeholders:Int
     var type:PacketType
     var description:String {
@@ -149,7 +150,7 @@ struct SocketPacket {
             if nsp == "/" {
                 msg = "3\(id)["
             } else {
-                msg = "3/\(nsp),\(id)["
+                msg = "3\(nsp),\(id)["
             }
         } else {
             if nsp == "/" {
@@ -175,9 +176,9 @@ struct SocketPacket {
                 }
             } else {
                 if id == -1 {
-                    message = "2/\(nsp),[\"\(event)\""
+                    message = "2\(nsp),[\"\(event)\""
                 } else {
-                    message = "2/\(nsp),\(id)[\"\(event)\""
+                    message = "2\(nsp),\(id)[\"\(event)\""
                 }
             }
         } else {
@@ -189,9 +190,9 @@ struct SocketPacket {
                 }
             } else {
                 if id == -1 {
-                    message = "5\(binary.count)-/\(nsp),[\"\(event)\""
+                    message = "5\(binary.count)-\(nsp),[\"\(event)\""
                 } else {
-                    message = "5\(binary.count)-/\(nsp),\(id)[\"\(event)\""
+                    message = "5\(binary.count)-\(nsp),\(id)[\"\(event)\""
                 }
             }
         }
diff --git a/SocketIOClientSwift/SocketParser.swift b/SocketIOClientSwift/SocketParser.swift
index 9001509..be86b3c 100644
--- a/SocketIOClientSwift/SocketParser.swift
+++ b/SocketIOClientSwift/SocketParser.swift
@@ -23,12 +23,12 @@
 import Foundation
 
 class SocketParser {
-    private static func checkNSP(nsp:String, _ socket:SocketIOClient) -> Bool {
-        return nsp == "" && socket.nsp != "/"
+    private static func isCorrectNamespace(nsp:String, _ socket:SocketIOClient) -> Bool {
+        return nsp == socket.nsp
     }
     
     private static func handleAck(p:SocketPacket, socket:SocketIOClient) {
-        if checkNSP(p.nsp, socket) {
+        if !isCorrectNamespace(p.nsp, socket) {
             return
         }
         
@@ -36,7 +36,7 @@ class SocketParser {
     }
     
     private static func handleBinaryAck(p:SocketPacket, socket:SocketIOClient) {
-        if checkNSP(p.nsp, socket) {
+        if !isCorrectNamespace(p.nsp, socket) {
             return
         }
         
@@ -44,7 +44,7 @@ class SocketParser {
     }
     
     private static func handleBinaryEvent(p:SocketPacket, socket:SocketIOClient) {
-        if checkNSP(p.nsp, socket) {
+        if !isCorrectNamespace(p.nsp, socket) {
             return
         }
         
@@ -62,7 +62,7 @@ class SocketParser {
     }
     
     private static func handleEvent(p:SocketPacket, socket:SocketIOClient) {
-        if checkNSP(p.nsp, socket) {
+        if !isCorrectNamespace(p.nsp, socket) {
             return
         }
         
@@ -80,7 +80,7 @@ class SocketParser {
         }
         
         var id = nil as Int?
-        var nsp = ""
+        var nsp:String?
         var i = 0
         var placeholders = -1
         
@@ -103,6 +103,8 @@ class SocketParser {
         }
         
         if arr[i + 1] == "/" {
+            nsp = ""
+            
             while ++i < arr.count {
                 let c = arr[i]
                 
@@ -110,13 +112,13 @@ class SocketParser {
                     break
                 }
                 
-                nsp += String(c)
+                nsp! += String(c)
             }
         }
         
         if i + 1 >= arr.count {
             return SocketPacket(type: SocketPacket.PacketType(str: type)!, id: id ?? -1,
-                nsp: nsp, placeholders: placeholders)
+                nsp: nsp ?? "/", placeholders: placeholders)
         }
         
         let next = String(arr[i + 1])
@@ -141,7 +143,7 @@ class SocketParser {
             let data = SocketParser.parseData(noPlaceholders) as? [AnyObject] ?? [noPlaceholders]
             
             return SocketPacket(type: SocketPacket.PacketType(str: type)!, data: data, id: id ?? -1,
-                nsp: nsp, placeholders: placeholders)
+                nsp: nsp ?? "/", placeholders: placeholders)
         }
         
         return nil