diff --git a/SocketIOClientSwift/SocketIOClient.swift b/SocketIOClientSwift/SocketIOClient.swift
index ef1de9f..f787864 100644
--- a/SocketIOClientSwift/SocketIOClient.swift
+++ b/SocketIOClientSwift/SocketIOClient.swift
@@ -171,10 +171,10 @@ public final class SocketIOClient: NSObject, SocketEngineClient {
             
             let time = dispatch_time(DISPATCH_TIME_NOW, Int64(timeoutAfter) * Int64(NSEC_PER_SEC))
 
-            dispatch_after(time, dispatch_get_main_queue()) {
-                if self.status != .Connected {
-                    self.status = .Closed
-                    self.engine?.close(fast: true)
+            dispatch_after(time, dispatch_get_main_queue()) {[weak self] in
+                if self != nil && self?.status != .Connected {
+                    self?.status = .Closed
+                    self?.engine?.close(fast: true)
                     
                     handler?()
                 }