diff --git a/CHANGELOG.markdown b/CHANGELOG.markdown
index 5f2b2456..b26950a3 100644
--- a/CHANGELOG.markdown
+++ b/CHANGELOG.markdown
@@ -11,6 +11,7 @@
 * Re-export Data.Bifunctor.Functor's (:->) rather than supply our own
   so the two definitions do not conflict.
 * Added fixpoints of ProfunctorFunctors.
+* Add `instance Monoid r => Applicative (Forget r a)`.
 
 5.6.2 [2021.02.17]
 ------------------