diff --git a/Source/SocketEngine.swift b/Source/SocketEngine.swift
index 7fa489e..20f0030 100644
--- a/Source/SocketEngine.swift
+++ b/Source/SocketEngine.swift
@@ -243,6 +243,8 @@ public final class SocketEngine : NSObject, URLSessionDelegate, SocketEnginePoll
     }
 
     private func createWebsocketAndConnect() {
+        
+        ws?.delegate = nil
         ws = WebSocket(url: urlWebSocketWithSid as URL)
 
         if cookies != nil {
diff --git a/Source/SocketIOClient.swift b/Source/SocketIOClient.swift
index 0085d60..a96ceda 100644
--- a/Source/SocketIOClient.swift
+++ b/Source/SocketIOClient.swift
@@ -120,6 +120,7 @@ public final class SocketIOClient : NSObject, SocketEngineClient, SocketParsable
     private func addEngine() -> SocketEngineSpec {
         DefaultSocketLogger.Logger.log("Adding engine", type: logType, args: "")
 
+        engine?.client = nil
         engine = SocketEngine(client: self, url: socketURL, config: config)
 
         return engine!