diff --git a/HISTORY.md b/HISTORY.md
index 046ab12d..1ee79589 100644
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -8,6 +8,7 @@
 - fix: use native `exists()` method in `GSClient`. (PR [#420](https://github.com/drivendataorg/cloudpathlib/pull/420))
 - Enhancement: lazy instantiation of default client (PR [#432](https://github.com/drivendataorg/cloudpathlib/issues/432), Issue [#428](https://github.com/drivendataorg/cloudpathlib/issues/428))
 - Adds existence check before downloading in `download_to` (Issue [#430](https://github.com/drivendataorg/cloudpathlib/issues/430), PR [#432](https://github.com/drivendataorg/cloudpathlib/pull/432))
+- perf(az): optimize non-recursive _list_dir (Issue [#446](https://github.com/drivendataorg/cloudpathlib/issues/446), PR [#447](https://github.com/drivendataorg/cloudpathlib/pull/447))
 
 ## v0.18.1 (2024-02-26)