diff --git a/CHANGELOG.md b/CHANGELOG.md
index 778ced6..ded5406 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,10 @@ Updates should follow the [Keep a CHANGELOG](http://keepachangelog.com/) princip
 
 ## [Unreleased][unreleased]
 
+## [4.9.0] - 2019-11-02
+## Added
+ - Added new option to preserve comments (#177, #179)
+
 ## [4.8.3] - 2019-10-31
 ### Fixed
  - Fixed whitespace preservation around `<code>` tags (#174, #178)
@@ -255,7 +259,8 @@ not ideally set, so this releases fixes that. Moving forwards this should reduce
 ### Added
  - Initial release
 
-[unreleased]: https://github.com/thephpleague/html-to-markdown/compare/4.8.3...master
+[unreleased]: https://github.com/thephpleague/html-to-markdown/compare/4.9.0...master
+[4.9.0]: https://github.com/thephpleague/html-to-markdown/compare/4.8.3...4.9.0
 [4.8.3]: https://github.com/thephpleague/html-to-markdown/compare/4.8.2...4.8.3
 [4.8.2]: https://github.com/thephpleague/html-to-markdown/compare/4.8.1...4.8.2
 [4.8.1]: https://github.com/thephpleague/html-to-markdown/compare/4.8.0...4.8.1
diff --git a/composer.json b/composer.json
index 671ad16..7990bca 100644
--- a/composer.json
+++ b/composer.json
@@ -42,7 +42,7 @@
     "bin": ["bin/html-to-markdown"],
     "extra": {
         "branch-alias": {
-            "dev-master": "4.9-dev"
+            "dev-master": "4.10-dev"
         }
     }
 }