diff --git a/Makefile b/Makefile
index 8538b6e..f24426d 100644
--- a/Makefile
+++ b/Makefile
@@ -1,4 +1,4 @@
-VERSION=0.6.5
+VERSION=0.6.6
 
 nginx-build: *.go
 	gom build -o nginx-build
diff --git a/const.go b/const.go
index f8ca06d..06b1eae 100644
--- a/const.go
+++ b/const.go
@@ -1,6 +1,6 @@
 package main
 
-const NGINX_BUILD_VERSION = "0.6.5"
+const NGINX_BUILD_VERSION = "0.6.6"
 
 // nginx
 const (
diff --git a/doc/_build/man/nginx-build.7 b/doc/_build/man/nginx-build.7
index 827f816..4125c47 100644
--- a/doc/_build/man/nginx-build.7
+++ b/doc/_build/man/nginx-build.7
@@ -1,6 +1,6 @@
 .\" Man page generated from reStructuredText.
 .
-.TH "NGINX-BUILD" "7" "January 04, 2016" "0.6.5" "nginx-build"
+.TH "NGINX-BUILD" "7" "January 17, 2016" "0.6.6" "nginx-build"
 .SH NAME
 nginx-build \- seamless nginx builder
 .
diff --git a/doc/conf.py b/doc/conf.py
index b4b601b..69be430 100644
--- a/doc/conf.py
+++ b/doc/conf.py
@@ -51,9 +51,9 @@
 # built documents.
 #
 # The short X.Y version.
-version = '0.6.5'
+version = '0.6.6'
 # The full version, including alpha/beta/rc tags.
-release = '0.6.5'
+release = '0.6.6'
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.