diff --git a/CHANGELOG.md b/CHANGELOG.md
index cce87fa..0633d0b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,27 +1,23 @@
 # CHANGELOG
 
-v2.0.0
------
+## v2.0.0
 ⚠ BREAKING CHANGES
 - Refactoring library to minor php version `7.1`
 - Refactoring to `PSR-4` autoloading
+- Removed unnecessary code for previous versions of php
+- Improved README file
 
-v1.0.4
------
+## v1.0.4
 - Fixup: remove version option by composer.json
 
-v1.0.3
------
+## v1.0.3
 - Add CHANGELOG file
 
-v1.0.2
------
+## v1.0.2
 - hotfix: do nothing if orientation cannot be determined
 
-v1.0.1
------
+## v1.0.1
 - Varius bugfix and add scrutinizer
 
-v1.0.0
------
+## v1.0.0
 - First stable version of the ImageOrientationFix library
diff --git a/README.md b/README.md
index 657957b..d4e38e2 100644
--- a/README.md
+++ b/README.md
@@ -63,6 +63,11 @@ docker-compose run php71 composer cs-fixer
 ```
 
 
+## Changelog
+
+Please refer to the [changelog notes](CHANGELOG.md).
+
+
 ## Credits
 
 Thanks to [recurser](https://github.com/recurser) for the [image example](https://github.com/recurser/exif-orientation-examples)
diff --git a/composer.json b/composer.json
index 6649cea..2f42bf1 100644
--- a/composer.json
+++ b/composer.json
@@ -5,7 +5,12 @@
         "image",
         "orientation",
         "exif",
-        "exif_read_data"
+        "exif_read_data",
+        "rotate",
+        "auto-rotate",
+        "auto-adjust",
+        "portrait",
+        "landscape"
     ],
     "homepage": "http://github.com/JellyBellyDev/ImageOrientationFix",
     "license": "MIT",