diff --git a/CHANGELOG.md b/CHANGELOG.md
index 249b80d44..d7667f85e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -17,6 +17,7 @@ The following sections list the changes for unreleased.
 * Change - Make the drives create method odata compliant: [#2531](https://github.com/owncloud/ocis/pull/2531)
 * Change - Unify Envvar names configuring REVA gateway address: [#2587](https://github.com/owncloud/ocis/pull/2587)
 * Change - Update ownCloud Web to v4.3.0: [#2589](https://github.com/owncloud/ocis/pull/2589)
+* Enhancement - Updated MimeTypes configuration for AppRegistry: [#2603](https://github.com/owncloud/ocis/pull/2603)
 * Enhancement - Add maximum files and size to archiver capabilities: [#2544](https://github.com/owncloud/ocis/pull/2544)
 * Enhancement - Reduced repository size: [#2579](https://github.com/owncloud/ocis/pull/2579)
 * Enhancement - Expose the reva archiver in OCIS: [#2509](https://github.com/owncloud/ocis/pull/2509)
@@ -123,6 +124,13 @@ The following sections list the changes for unreleased.
    https://github.com/owncloud/ocis/pull/2589
    https://github.com/owncloud/web/releases/tag/v4.3.0
 
+* Enhancement - Updated MimeTypes configuration for AppRegistry: [#2603](https://github.com/owncloud/ocis/pull/2603)
+
+   We updated the type of the mime types config to a list, to keep the order of mime types from the
+   config.
+
+   https://github.com/owncloud/ocis/pull/2603
+
 * Enhancement - Add maximum files and size to archiver capabilities: [#2544](https://github.com/owncloud/ocis/pull/2544)
 
    We added the maximum files count and maximum archive size of the archiver to the capabilities