diff --git a/.bundle/config b/.bundle/config
index 00ae63b..9bc01b4 100644
--- a/.bundle/config
+++ b/.bundle/config
@@ -1,3 +1,3 @@
 ---
-BUNDLE_PATH: vendor/bundle
-BUNDLE_DISABLE_SHARED_GEMS: true
+BUNDLE_PATH: "vendor/bundle"
+BUNDLE_DISABLE_SHARED_GEMS: "true"
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8c0d2c3..7a13df2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,8 @@
+## 2017-03-13 Release 0.4.0
+
+- Replace operatingsystem.rb native fact with executable fact to workaround
+  [https://tickets.puppetlabs.com/browse/FACT-1528](FACT-1528) (ace13)
+
 ## 2016-10-16 Release 0.3.0
 
 - Add `entropy_repo` type to enable/disable repositories
diff --git a/README.md b/README.md
index 1f54ddd..e4426d0 100644
--- a/README.md
+++ b/README.md
@@ -325,3 +325,7 @@ best-efforts basis.
 
 Pull requests welcome!
 
+## Contributors
+
+* [https://github.com/ace13](ace13)
+
diff --git a/metadata.json b/metadata.json
index 01dbde6..d376cf9 100644
--- a/metadata.json
+++ b/metadata.json
@@ -1,6 +1,6 @@
 {
   "name": "optiz0r-sabayon",
-  "version": "0.3.1",
+  "version": "0.4.0",
   "author": "Ben Roberts",
   "license": "MIT",
   "summary": "Extends Puppet with support for the Sabayon Linux distribution",