diff --git a/source/changelog.lisp b/source/changelog.lisp
index 0f7e7154334e..2260e1725170 100644
--- a/source/changelog.lisp
+++ b/source/changelog.lisp
@@ -703,4 +703,8 @@ all modes, when using the CUA keyscheme."))
   (:h3 "Programming interfaces")
   (:ul
    (:li (:code "conservative-history-movement-p") " was deprecated in favor of "
-        (:nxref :slot 'global-history-p :class-name 'buffer) ".")))
+        (:nxref :slot 'global-history-p :class-name 'buffer) ".")
+   (:li "The " (:code "prompter") " was updated and uses a slightly different API based on Lparallel.  Noteworthy
+changes include " (:code "prompter:result-channel") " which is now a promise and
+the " (:code "prompt-buffer-canceled") " which has been deprecated in favor
+of " (:code "prompter:canceled") ".")))