diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3774486e..2e41975a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,7 @@
 * Improve greedy navigation's layout when JavaScript is disabled.
 * Improve SEO include by grouping similar tags, reducing white-space, and adding `article:modified_time`. [#1456](https://github.com/mmistakes/minimal-mistakes/pull/1456)
 * Minify `assets/js/lunr/lunr.js`.
+* Improve calculation of Greedy navigation's `availableSpace`.
 
 ### Bug Fixes
 
diff --git a/docs/_docs/18-history.md b/docs/_docs/18-history.md
index c85d4a61..72505bb7 100644
--- a/docs/_docs/18-history.md
+++ b/docs/_docs/18-history.md
@@ -17,6 +17,7 @@ toc: true
 * Improve greedy navigation's layout when JavaScript is disabled.
 * Improve SEO include by grouping similar tags, reducing white-space, and adding `article:modified_time`. [#1456](https://github.com/mmistakes/minimal-mistakes/pull/1456)
 * Minify `assets/js/lunr/lunr.js`.
+* Improve calculation of Greedy navigation's `availableSpace`.
 
 ### Bug Fixes