diff --git a/docs/_coverpage.md b/docs/_coverpage.md
index 0a1bcc8f..e90b16c6 100644
--- a/docs/_coverpage.md
+++ b/docs/_coverpage.md
@@ -1,6 +1,6 @@
 <img alt="netly logo" width="128px" height="auto" src="_media/logo/netly-logo-3.png" />
 
-# Netly <small>3.0.0</small>
+# Netly <small>3.1.0</small>
 
 > Netly is a flexible socket library built on C# (c-sharp)
 
diff --git a/docs/features.md b/docs/features.md
index aa682cdf..80cebcab 100644
--- a/docs/features.md
+++ b/docs/features.md
@@ -9,7 +9,7 @@
     
 <hr>
 
-> * v3.0
+> * v3.0.0
     - [+] SSL/TLS protocol
     - [+] Include docs/sample (SSL/TLS)
     - [+] New docs (Gitbook -> Docsify)
@@ -18,4 +18,7 @@
     - [>] Udp set max buffer size
     - [>] Udp connection detection (timeout/ping-pong)
     - [!] MainThread null reference exception
-    - [>] [Byter 2.0](https://github.com/alec1o/Byter)
\ No newline at end of file
+    - [>] [Byter 2.0](https://github.com/alec1o/Byter)
+
+> * v3.1.0
+    - [!] Fix auto-disconnect because socket timeout. set -1 (infinite) as default timeout.	
\ No newline at end of file
diff --git a/src/Netly.csproj b/src/Netly.csproj
index 854a2f7d..906a448a 100644
--- a/src/Netly.csproj
+++ b/src/Netly.csproj
@@ -23,7 +23,7 @@
 
 	<PropertyGroup>
 		<PackageId>Netly</PackageId>
-		<Version>3.0</Version>
+		<Version>3.1.0</Version>
 		<Authors>alec1o</Authors>
 		<Company>alec1o</Company>
 		<Copyright>alec1o</Copyright>
@@ -42,16 +42,19 @@
 				[-] Removed
 				[!] Fixed
 				[>] Updated
-
-			[+] SSL/TLS protocol
-			[+] Include docs/sample (SSL/TLS)
-			[+] New docs (Gitbook -> Docsify)
-			[>] New MessageFraming protocol
-			[>] Message Framing memory and performance improve
-			[>] Udp set max buffer size
-			[>] Udp connection detection (timeout/ping-pong)
-			[!] MainThread null reference exception
-			[>] Byter 2.0
+			3.0.0
+				[+] SSL/TLS protocol
+				[+] Include docs/sample (SSL/TLS)
+				[+] New docs (Gitbook -> Docsify)
+				[>] New MessageFraming protocol
+				[>] Message Framing memory and performance improve
+				[>] Udp set max buffer size
+				[>] Udp connection detection (timeout/ping-pong)
+				[!] MainThread null reference exception
+				[>] Byter 2.0
+				
+			3.1.0
+				[!] Fix auto-disconnect because socket timeout. set -1 (infinite) as default timeout.
 		</PackageReleaseNotes>
 		<Description>
 			Netly is a socket library for c# (C-Sharp). It facilitates the use of socket (UDP and TCP, Client and Server).