diff --git a/CHANGELOG.md b/CHANGELOG.md
index 90948ef6..7a71bb41 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,9 @@
 All major and minor version changes will be documented in this file. Details of patch-level version changes can be found in [commit messages](https://github.com/gchq/CyberChef/commits/master).
 
 
+### [8.19.0] - 2018-12-30
+- UI test suite added to confirm that the app loads correctly in a reasonable time and that various operations from each module can be run [@n1474335] | [#458]
+
 ### [8.18.0] - 2018-12-26
 - 'Split Colour Channels' operation added [@artemisbot] | [#449]
 
@@ -85,6 +88,7 @@ All major and minor version changes will be documented in this file. Details of
 
 
 
+[8.19.0]: https://github.com/gchq/CyberChef/releases/tag/v8.19.0
 [8.18.0]: https://github.com/gchq/CyberChef/releases/tag/v8.18.0
 [8.17.0]: https://github.com/gchq/CyberChef/releases/tag/v8.17.0
 [8.16.0]: https://github.com/gchq/CyberChef/releases/tag/v8.16.0
@@ -155,3 +159,4 @@ All major and minor version changes will be documented in this file. Details of
 [#446]: https://github.com/gchq/CyberChef/pull/446
 [#448]: https://github.com/gchq/CyberChef/pull/448
 [#449]: https://github.com/gchq/CyberChef/pull/449
+[#458]: https://github.com/gchq/CyberChef/pull/458