diff --git a/src/FreeRedis/FreeRedis.csproj b/src/FreeRedis/FreeRedis.csproj
index c0c171cd..9abc8768 100644
--- a/src/FreeRedis/FreeRedis.csproj
+++ b/src/FreeRedis/FreeRedis.csproj
@@ -5,7 +5,7 @@
 		<AssemblyName>FreeRedis</AssemblyName>
 		<PackageId>FreeRedis</PackageId>
 		<RootNamespace>FreeRedis</RootNamespace>
-		<Version>0.6.2</Version>
+		<Version>0.6.5</Version>
 		<GeneratePackageOnBuild>true</GeneratePackageOnBuild>
 		<PackageProjectUrl>https://github.com/2881099/FreeRedis</PackageProjectUrl>
 		<Description>FreeRedis is .NET redis client, supports cluster, sentinel, master-slave, pipeline, transaction and connection pool.</Description>
diff --git a/src/FreeRedis/Internal/DefaultRedisSocket.cs b/src/FreeRedis/Internal/DefaultRedisSocket.cs
index 541cb499..9923e358 100644
--- a/src/FreeRedis/Internal/DefaultRedisSocket.cs
+++ b/src/FreeRedis/Internal/DefaultRedisSocket.cs
@@ -201,6 +201,7 @@ public void Connect()
                     if (endpointString != $"{_ip}:{_port}") endpointString = $"{_ip}:{_port} -> {endpointString}";
                     throw new TimeoutException($"Connect to redis-server({endpointString}) timeout");
                 }
+                localSocket.EndConnect(asyncResult);
                 _socket = localSocket;
                 _stream = new NetworkStream(Socket, true);
                 _socket.ReceiveTimeout = (int)ReceiveTimeout.TotalMilliseconds;