diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,15 @@
 
 `lpeg` uses [PVP Versioning][].
 
+## lpeg-1.0.4
+
+Released 2023-03-13.
+
+-   Allow lua-2.3.
+
+-   Cease support for GHC 8.2 and older; require base 4.11 or
+    later.
+
 ## lpeg-1.0.3
 
 Released 2022-01-29.
diff --git a/LICENSE b/LICENSE
--- a/LICENSE
+++ b/LICENSE
@@ -1,5 +1,5 @@
 Copyright © 2007-2019 Lua.org, PUC-Rio.
-Copyright © 2021-2022 Albert Krewinkel
+Copyright © 2021-2023 Albert Krewinkel
 
 Permission is hereby granted, free of charge, to any person obtaining a
 copy of this software and associated documentation files (the
diff --git a/lpeg.cabal b/lpeg.cabal
--- a/lpeg.cabal
+++ b/lpeg.cabal
@@ -1,6 +1,6 @@
 cabal-version:       2.2
 name:                lpeg
-version:             1.0.3
+version:             1.0.4
 synopsis:            LPeg – Parsing Expression Grammars For Lua
 description:         This package contains the C sources of LPeg, as well
                      as some tiny Haskell helper to load the package.
@@ -11,23 +11,22 @@
 license:             MIT
 license-file:        LICENSE
 author:              Albert Krewinkel
-maintainer:          Albert Krewinkel <albert+hslua@zeitkraut.de>
+maintainer:          Albert Krewinkel <tarleb@hslua.org>
 copyright:           © 2007-2019 Lua.org, PUC-Rio;
-                     © 2021-2022 Albert Krewinkel
+                     © 2021-2023 Albert Krewinkel
 category:            Foreign
 build-type:          Simple
 extra-source-files:  cbits/lpeg-1.0.2/*.h
                    , cbits/re.h
                    , README.md
                    , CHANGELOG.md
-tested-with:         GHC == 8.0.2
-                   , GHC == 8.2.2
-                   , GHC == 8.4.4
+tested-with:         GHC == 8.4.4
                    , GHC == 8.6.5
                    , GHC == 8.8.4
                    , GHC == 8.10.7
-                   , GHC == 9.0.1
-                   , GHC == 9.2.1
+                   , GHC == 9.0.2
+                   , GHC == 9.2.5
+                   , GHC == 9.4.4
 
 source-repository head
   type:                git
@@ -44,8 +43,8 @@
 
 common common-options
   default-language:    Haskell2010
-  build-depends:       base                 >= 4.8    && < 5
-                     , lua                  >= 2.1    && < 2.3
+  build-depends:       base                 >= 4.11   && < 5
+                     , lua                  >= 2.1    && < 2.4
   ghc-options:         -Wall
                        -Wincomplete-record-updates
                        -Wnoncanonical-monad-instances
diff --git a/src/Lua/LPeg.hs b/src/Lua/LPeg.hs
--- a/src/Lua/LPeg.hs
+++ b/src/Lua/LPeg.hs
@@ -1,8 +1,8 @@
 {-|
 Module      : Lua.LPeg
-Copyright   : © 2021-2022 Albert Krewinkel
+Copyright   : © 2021-2023 Albert Krewinkel
 License     : MIT
-Maintainer  : Albert Krewinkel <tarleb+hslua@zeitkraut.de>
+Maintainer  : Albert Krewinkel <tarleb@hslua.org>
 
 Haskell bindings to the LPeg Lua package.
 -}
diff --git a/substitute/Lua/LPeg.hs b/substitute/Lua/LPeg.hs
--- a/substitute/Lua/LPeg.hs
+++ b/substitute/Lua/LPeg.hs
@@ -1,8 +1,8 @@
 {-|
 Module      : Lua.LPeg
-Copyright   : © 2021-2022 Albert Krewinkel
+Copyright   : © 2021-2023 Albert Krewinkel
 License     : MIT
-Maintainer  : Albert Krewinkel <tarleb+hslua@zeitkraut.de>
+Maintainer  : Albert Krewinkel <tarleb@hslua.org>
 
 Haskell bindings to the LPeg Lua package.
 -}
diff --git a/test/test-lpeg.hs b/test/test-lpeg.hs
--- a/test/test-lpeg.hs
+++ b/test/test-lpeg.hs
@@ -2,9 +2,9 @@
 {-# OPTIONS_GHC -Wno-warnings-deprecations #-}
 {-|
 Module      : Main
-Copyright   : © 2021-2022 Albert Krewinkel
+Copyright   : © 2021-2023 Albert Krewinkel
 License     : MIT
-Maintainer  : Albert Krewinkel <albert+hslua@zeitkraut.de>
+Maintainer  : Albert Krewinkel <tarleb@hslua.org>
 
 Tests for the @lpeg@ Lua package.
 -}