diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,8 @@
-# Revision history for deep-maps
+# Revision history for deep-map
+
+## 0.2.0.1
+
+* Update copyright and re-trigger Hackage build with newer ghc
 
 ## 0.2.0
 
diff --git a/deep-map.cabal b/deep-map.cabal
--- a/deep-map.cabal
+++ b/deep-map.cabal
@@ -1,6 +1,6 @@
 cabal-version:      3.0
 name:               deep-map
-version:            0.2.0
+version:            0.2.0.1
 category:           Data, Statistics
 synopsis:           Deeply-nested, multiple key type maps.
 description:
@@ -9,7 +9,7 @@
 homepage:           https://github.com/mixphix/deep-map
 bug-reports:        https://github.com/mixphix/deep-map/issues
 license:            BSD-3-Clause
-copyright:          2021 Melanie Brown
+copyright:          2021-2024 Melanie Brown
 author:             Melanie Brown
 maintainer:         brown.m@pm.me
 extra-source-files:
diff --git a/src/Data/Map/Deep.hs b/src/Data/Map/Deep.hs
--- a/src/Data/Map/Deep.hs
+++ b/src/Data/Map/Deep.hs
@@ -1,6 +1,6 @@
 -- |
 -- Module       : Data.Map.Deep
--- Copyright    : (c) Melanie Brown 2021-2023
+-- Copyright    : (c) Melanie Brown 2021-2024
 -- License      : BSD3 (see the file LICENSE)
 -- Maintainer   : brown.m@pm.me
 --