diff --git a/CHANGELOG.md b/CHANGELOG.md
index daab0590..405ef777 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).
 
 
+### [8.38.0] - 2019-07-03
+- 'Streebog' and 'GOST hash' operations added [@MShwed] [@n1474335] | [#530]
+
 ### [8.37.0] - 2019-07-03
 - 'CRC-8 Checksum' operation added [@MShwed] | [#591]
 
@@ -149,6 +152,7 @@ All major and minor version changes will be documented in this file. Details of
 
 
 
+[8.38.0]: https://github.com/gchq/CyberChef/releases/tag/v8.38.0
 [8.37.0]: https://github.com/gchq/CyberChef/releases/tag/v8.37.0
 [8.36.0]: https://github.com/gchq/CyberChef/releases/tag/v8.36.0
 [8.35.0]: https://github.com/gchq/CyberChef/releases/tag/v8.35.0
@@ -259,6 +263,7 @@ All major and minor version changes will be documented in this file. Details of
 [#515]: https://github.com/gchq/CyberChef/pull/515
 [#516]: https://github.com/gchq/CyberChef/pull/516
 [#525]: https://github.com/gchq/CyberChef/pull/525
+[#530]: https://github.com/gchq/CyberChef/pull/530
 [#531]: https://github.com/gchq/CyberChef/pull/531
 [#533]: https://github.com/gchq/CyberChef/pull/533
 [#535]: https://github.com/gchq/CyberChef/pull/535