diff --git a/docs/migration.md b/docs/migration.md
index 5d14f34a7b..39c398b339 100644
--- a/docs/migration.md
+++ b/docs/migration.md
@@ -84,15 +84,12 @@ New to Bootstrap 4 is the Reboot, a new stylesheet that builds on Normalize with
 ### Buttons
 
 - Renamed `.btn-default` to `.btn-secondary`.
+- Dropped the `.btn-xs` class entirely.
 
 ### Grid system
 
 - Added a new `~480px` grid breakpoint, meaning there are now five total tiers.
 
-### Buttons
-
-- Dropped the `.btn-xs` class entirely.
-
 ### Button group
 
 - Dropped the `.btn-group-xs` class entirely.