diff --git a/CHANGELOG.md b/CHANGELOG.md
index e7aa55d..1f4a04b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,6 @@
-# Unreleased
+# 9.0.0 - 2023-09-19
 
+- Updated `stylelint-config-standard-scss` to v11
 - Updated `stylelint-config-suitcss` to v20
   - This doesn't require a version change on our part, they're just fixing
     their stylelint peer dependency to v15, but we already had that.