diff --git a/packages/pigeon/CHANGELOG.md b/packages/pigeon/CHANGELOG.md
index c0e5c44a8f01..6e039a923623 100644
--- a/packages/pigeon/CHANGELOG.md
+++ b/packages/pigeon/CHANGELOG.md
@@ -1,6 +1,6 @@
 ## NEXT
 
-* Fully-qualifies types in Equatable extension Swift test.
+* [swift] Fully-qualifies types in Equatable extension test.
 
 ## 20.0.1