diff --git a/AUTHORS.md b/AUTHORS.md
index 28a4997..b1fe97c 100644
--- a/AUTHORS.md
+++ b/AUTHORS.md
@@ -16,4 +16,4 @@ Avatar|Contributor|Contributions
 
 ---
 
-Auto generated by a [forked version](https://github.com/myii/maintainer) of [gaocegege/maintainer](https://github.com/gaocegege/maintainer) on 2019-05-14.
+Auto generated by a [forked version](https://github.com/myii/maintainer) of [gaocegege/maintainer](https://github.com/gaocegege/maintainer) on 2019-05-21.
diff --git a/CHANGELOG.md b/CHANGELOG.md
index f4c3af0..ef8b46f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,17 @@
 # Changelog
 
+# [0.4.0](https://github.com/saltstack-formulas/ufw-formula/compare/v0.3.0...v0.4.0) (2019-05-21)
+
+
+### Continuous Integration
+
+* **kitchen+travis:** test with pre-salted Docker images ([f27ec2e](https://github.com/saltstack-formulas/ufw-formula/commit/f27ec2e))
+
+
+### Features
+
+* **tofs:** switch to tofs ([c05019a](https://github.com/saltstack-formulas/ufw-formula/commit/c05019a))
+
 # [0.3.0](https://github.com/saltstack-formulas/ufw-formula/compare/v0.2.0...v0.3.0) (2019-05-14)
 
 
diff --git a/FORMULA b/FORMULA
index bbb78df..51a2110 100644
--- a/FORMULA
+++ b/FORMULA
@@ -1,7 +1,7 @@
 name: ufw
 os: Debian, Ubuntu, Raspbian, RedHat, Fedora, CentOS, Suse, openSUSE, Gentoo, Funtoo, Arch, Manjaro, Alpine, FreeBSD, OpenBSD, Solaris, SmartOS, MacOS
 os_family: Debian, RedHat, Suse, Gentoo, Arch, Alpine, FreeBSD, OpenBSD, Solaris, MacOS
-version: 0.3.0
+version: 0.4.0
 release: 1
 minimum_version: 2016.11
 summary: UFW formula
diff --git a/docs/AUTHORS.rst b/docs/AUTHORS.rst
index 4ed255f..edebf56 100644
--- a/docs/AUTHORS.rst
+++ b/docs/AUTHORS.rst
@@ -44,4 +44,4 @@ This list is sorted by the number of commits per contributor in *descending* ord
 
 ----
 
-Auto generated by a `forked version <https://github.com/myii/maintainer>`_ of `gaocegege/maintainer <https://github.com/gaocegege/maintainer>`_ on 2019-05-14.
+Auto generated by a `forked version <https://github.com/myii/maintainer>`_ of `gaocegege/maintainer <https://github.com/gaocegege/maintainer>`_ on 2019-05-21.
diff --git a/docs/CHANGELOG.rst b/docs/CHANGELOG.rst
index 9b4b876..809e267 100644
--- a/docs/CHANGELOG.rst
+++ b/docs/CHANGELOG.rst
@@ -2,6 +2,21 @@
 Changelog
 =========
 
+`0.4.0 <https://github.com/saltstack-formulas/ufw-formula/compare/v0.3.0...v0.4.0>`_ (2019-05-21)
+-----------------------------------------------------------------------------------------------------
+
+Continuous Integration
+^^^^^^^^^^^^^^^^^^^^^^
+
+
+* **kitchen+travis:** test with pre-salted Docker images (\ `f27ec2e <https://github.com/saltstack-formulas/ufw-formula/commit/f27ec2e>`_\ )
+
+Features
+^^^^^^^^
+
+
+* **tofs:** switch to tofs (\ `c05019a <https://github.com/saltstack-formulas/ufw-formula/commit/c05019a>`_\ )
+
 `0.3.0 <https://github.com/saltstack-formulas/ufw-formula/compare/v0.2.0...v0.3.0>`_ (2019-05-14)
 -----------------------------------------------------------------------------------------------------