diff --git a/NOTICE b/NOTICE
index c218b26089b80d9c7e7856c627f00a7bb5f5d025..703c28b27c5cc6c509526a587a56d806b8afa79e 100644
--- a/NOTICE
+++ b/NOTICE
@@ -1,5 +1,5 @@
 Apache RocketMQ
-Copyright 2016-2017 The Apache Software Foundation
+Copyright 2016-2018 The Apache Software Foundation
 
 This product includes software developed at
 The Apache Software Foundation (http://www.apache.org/).
\ No newline at end of file
diff --git a/docs/cn/index.md b/docs/cn/index.md
new file mode 100644
index 0000000000000000000000000000000000000000..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
diff --git a/docs/en/index.md b/docs/en/index.md
new file mode 100644
index 0000000000000000000000000000000000000000..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
diff --git a/pom.xml b/pom.xml
index 1e3c4bcc85970a374d3dc33ab399f8dbcb58933a..ff96c4cb7db6097d0cf2faeb16965e5e5da8cf08 100644
--- a/pom.xml
+++ b/pom.xml
@@ -262,6 +262,7 @@
                         <exclude>src/main/resources/META-INF/service/*</exclude>
                         <exclude>*/target/**</exclude>
                         <exclude>*/*.iml</exclude>
+                        <exclude>docs/**</exclude>
                     </excludes>
                 </configuration>
             </plugin>
diff --git a/remoting/src/main/java/org/apache/rocketmq/remoting/netty/NettyRemotingAbstract.java b/remoting/src/main/java/org/apache/rocketmq/remoting/netty/NettyRemotingAbstract.java
index 28ae001b7f33672da6147b5afd57801877b5ffb0..d190e00f44f6d6e4b736bedce0e391db70db6a84 100644
--- a/remoting/src/main/java/org/apache/rocketmq/remoting/netty/NettyRemotingAbstract.java
+++ b/remoting/src/main/java/org/apache/rocketmq/remoting/netty/NettyRemotingAbstract.java
@@ -446,7 +446,8 @@ public abstract class NettyRemotingAbstract {
             final SemaphoreReleaseOnlyOnce once = new SemaphoreReleaseOnlyOnce(this.semaphoreAsync);
             long costTime = System.currentTimeMillis() - beginStartTime;
             if (timeoutMillis < costTime) {
-                throw new RemotingTooMuchRequestException("invokeAsyncImpl call timeout");
+                once.release();
+                throw new RemotingTimeoutException("invokeAsyncImpl call timeout");
             }
 
             final ResponseFuture responseFuture = new ResponseFuture(channel, opaque, timeoutMillis - costTime, invokeCallback, once);