diff --git a/ci/release/changelogs/next.md b/ci/release/changelogs/next.md
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--- a/ci/release/changelogs/next.md
+++ b/ci/release/changelogs/next.md
@@ -4,5 +4,6 @@
 
 - Use shape specific sizing for grid containers [#1294](https://github.com/terrastruct/d2/pull/1294)
 - Watch mode browser uses an error favicon to easily indicate compiler errors. Thanks @sinyo-matu ! [#1240](https://github.com/terrastruct/d2/pull/1240)
+- Improves grid layout performance when there are many similarly sized shapes. [#1315](https://github.com/terrastruct/d2/pull/1315)
 
 #### Bugfixes ⛑️