diff --git a/History.md b/History.md
index 641a2e2..1d18708 100644
--- a/History.md
+++ b/History.md
@@ -1,4 +1,12 @@
 
+1.0.0 / 2017-07-14
+==================
+
+* compatible with engine.io 3.1.0
+* update parser: no strict UTF8 check
+* no UTF encodng for payloads which contains string only
+* add `transportOptions` option
+
 0.9.0 / 2017-07-11
 ==================
 
diff --git a/README.md b/README.md
index 46920be..8abe70a 100644
--- a/README.md
+++ b/README.md
@@ -16,7 +16,7 @@ Add the following dependency to your `pom.xml`.
   <dependency>
     <groupId>io.socket</groupId>
     <artifactId>engine.io-client</artifactId>
-    <version>0.9.0</version>
+    <version>1.0.0</version>
   </dependency>
 </dependencies>
 ```
@@ -25,12 +25,17 @@ Add the following dependency to your `pom.xml`.
 Add it as a gradle dependency for Android Studio, in `build.gradle`:
 
 ```groovy
-compile ('io.socket:engine.io-client:0.9.0') {
+compile ('io.socket:engine.io-client:1.0.0') {
   // excluding org.json which is provided by Android
   exclude group: 'org.json', module: 'json'
 }
 ```
 
+#### Engine.IO Server 1.x suppport
+
+The current version of engine.io-client-java doesn't support engine.io server 1.x.
+Please use engine.io-client-java 0.9.x for that instead.
+
 ## Usage
 Engine.IO-client Java has the similar api with the JS client. You can use `Socket` to connect:
 
diff --git a/pom.xml b/pom.xml
index 106422f..c56cc19 100644
--- a/pom.xml
+++ b/pom.xml
@@ -2,7 +2,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>io.socket</groupId>
   <artifactId>engine.io-client</artifactId>
-  <version>0.9.1-SNAPSHOT</version>
+  <version>1.0.0-SNAPSHOT</version>
   <packaging>jar</packaging>
   <name>engine.io-client</name>
   <description>Engine.IO Client Library for Java</description>