diff --git a/INSTALL b/INSTALL
index 3bf83df..3ebb522 100644
--- a/INSTALL
+++ b/INSTALL
@@ -21,7 +21,7 @@ Chinese language: http://www.fastken.com/
 # command lines as:
 
    git clone https://github.com/happyfish100/fastdfs.git
-   cd fastdfs; git checkout V6.05
+   cd fastdfs; git checkout V6.06
    ./make.sh clean && ./make.sh && ./make.sh install
 
 
diff --git a/common/fdfs_global.c b/common/fdfs_global.c
index 375ab2e..b741077 100644
--- a/common/fdfs_global.c
+++ b/common/fdfs_global.c
@@ -23,7 +23,7 @@
 int g_fdfs_connect_timeout = DEFAULT_CONNECT_TIMEOUT;
 int g_fdfs_network_timeout = DEFAULT_NETWORK_TIMEOUT;
 char g_fdfs_base_path[MAX_PATH_SIZE] = {'/', 't', 'm', 'p', '\0'};
-Version g_fdfs_version = {6, 5};
+Version g_fdfs_version = {6, 6};
 bool g_use_connection_pool = false;
 ConnectionPool g_connection_pool;
 int g_connection_pool_max_idle_time = 3600;
diff --git a/fastdfs.spec b/fastdfs.spec
index 76b6238..f53b5de 100644
--- a/fastdfs.spec
+++ b/fastdfs.spec
@@ -3,7 +3,7 @@
 %define FDFSClient libfdfsclient
 %define FDFSClientDevel libfdfsclient-devel
 %define FDFSTool   fastdfs-tool
-%define FDFSVersion 6.0.5
+%define FDFSVersion 6.0.6
 %define CommitVersion %(echo $COMMIT_VERSION)
 
 Name: %{FastDFS}