diff --git a/doc/mp11/changelog.adoc b/doc/mp11/changelog.adoc
index f3fb9b4..8af79f8 100644
--- a/doc/mp11/changelog.adoc
+++ b/doc/mp11/changelog.adoc
@@ -1,5 +1,5 @@
 ////
-Copyright 2019-2020 Peter Dimov
+Copyright 2019-2023 Peter Dimov
 
 Distributed under the Boost Software License, Version 1.0.
 
@@ -10,6 +10,11 @@ http://www.boost.org/LICENSE_1_0.txt
 [#changelog]
 # Revision History
 
+## Changes in 1.85.0
+
+* Added `mp_sliding_fold`, a generalization of `mp_pairwise_fold` (contributed by Braden Ganetsky)
+* Added `mp_slice` (thanks to Braden Ganetsky)
+
 ## Changes in 1.83.0
 
 * Added an offset/from parameter to `mp_from_sequence`, `mp_iota`, `mp_iota_c`.