diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 00000000..68d315d7
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1,35 @@
+# These files are text and should be normalized (Convert crlf => lf)
+*.php text eol=lf
+*.css text eol=lf
+*.js text eol=lf
+*.htm text eol=lf
+*.html text eol=lf
+*.xml text eol=lf
+*.txt text eol=lf
+*.ini text eol=lf
+*.inc text eol=lf
+.htaccess text eol=lf
+*.pp text eol=lf
+*.yml text eol=lf
+*.yaml text eol=lf
+*.sh text eol=lf
+
+# These files are binary and should be left untouched
+# (binary is a macro for -text -diff)
+*.png binary
+*.jpg binary
+*.jpeg binary
+*.gif binary
+*.ico binary
+*.mov binary
+*.mp4 binary
+*.mp3 binary
+*.flv binary
+*.fla binary
+*.swf binary
+*.gz binary
+*.zip binary
+*.7z binary
+*.ttf binary
+*.rpm binary
+
diff --git a/CHANGELOG.md b/CHANGELOG.md
index b0cf5e51..42f8df90 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,22 @@
 # Change Log
 
+## [4.1.0](https://github.com/dev-sec/ansible-os-hardening/tree/4.1.0) (2017-06-27)
+[Full Changelog](https://github.com/dev-sec/ansible-os-hardening/compare/4.0.0...4.1.0)
+
+**Fixed bugs:**
+
+- Change system accounts not on the user provided ignore-list items are not JSON serializable [\#125](https://github.com/dev-sec/ansible-os-hardening/issues/125)
+
+**Closed issues:**
+
+- Enhancement: Pin python dependencies for development and testing [\#127](https://github.com/dev-sec/ansible-os-hardening/issues/127)
+- Update readme to include baselines [\#122](https://github.com/dev-sec/ansible-os-hardening/issues/122)
+
+**Merged pull requests:**
+
+- Converts set to JSON-serializable list [\#126](https://github.com/dev-sec/ansible-os-hardening/pull/126) ([pestaa](https://github.com/pestaa))
+- add more sysctl settings, allow overwriting [\#120](https://github.com/dev-sec/ansible-os-hardening/pull/120) ([rndmh3ro](https://github.com/rndmh3ro))
+
 ## [4.0.0](https://github.com/dev-sec/ansible-os-hardening/tree/4.0.0) (2017-03-14)
 [Full Changelog](https://github.com/dev-sec/ansible-os-hardening/compare/3.2.0...4.0.0)