diff --git a/Cabal-syntax/Cabal-syntax.cabal b/Cabal-syntax/Cabal-syntax.cabal
index b0c7244764823909fbbe76ec926974ed17c355a3..8bc06f8080ceda626b3b3f535710b79561a4edb9 100644
--- a/Cabal-syntax/Cabal-syntax.cabal
+++ b/Cabal-syntax/Cabal-syntax.cabal
@@ -1,7 +1,7 @@
 cabal-version: 2.2
 name:          Cabal-syntax
 version:       3.9.0.0
-copyright:     2003-2022, Cabal Development Team (see AUTHORS file)
+copyright:     2003-2023, Cabal Development Team (see AUTHORS file)
 license:       BSD-3-Clause
 license-file:  LICENSE
 author:        Cabal Development Team <cabal-devel@haskell.org>
diff --git a/Cabal-syntax/LICENSE b/Cabal-syntax/LICENSE
index 0a4969ac8269bd5f0d13cb011040195627a623c0..a3a25c7d9e4d78349b97cb077d9e1337122deacb 100644
--- a/Cabal-syntax/LICENSE
+++ b/Cabal-syntax/LICENSE
@@ -1,4 +1,4 @@
-Copyright (c) 2003-2022, Cabal Development Team.
+Copyright (c) 2003-2023, Cabal Development Team.
 See the AUTHORS file for the full list of copyright holders.
 
 See */LICENSE for the copyright holders of the subcomponents.
diff --git a/Cabal-tests/Cabal-tests.cabal b/Cabal-tests/Cabal-tests.cabal
index 1f6a9b6d814b294476c50ab33b8e3d3b424e0293..2ae09c0928ee23c396a3b2a7ad5634b33ac35079 100644
--- a/Cabal-tests/Cabal-tests.cabal
+++ b/Cabal-tests/Cabal-tests.cabal
@@ -1,7 +1,7 @@
 cabal-version: 2.2
 name:          Cabal-tests
 version:       3
-copyright:     2003-2022, Cabal Development Team (see AUTHORS file)
+copyright:     2003-2023, Cabal Development Team (see AUTHORS file)
 license:       BSD-3-Clause
 license-file:  LICENSE
 author:        Cabal Development Team <cabal-devel@haskell.org>
diff --git a/Cabal-tests/LICENSE b/Cabal-tests/LICENSE
index 0a4969ac8269bd5f0d13cb011040195627a623c0..a3a25c7d9e4d78349b97cb077d9e1337122deacb 100644
--- a/Cabal-tests/LICENSE
+++ b/Cabal-tests/LICENSE
@@ -1,4 +1,4 @@
-Copyright (c) 2003-2022, Cabal Development Team.
+Copyright (c) 2003-2023, Cabal Development Team.
 See the AUTHORS file for the full list of copyright holders.
 
 See */LICENSE for the copyright holders of the subcomponents.
diff --git a/Cabal/Cabal.cabal b/Cabal/Cabal.cabal
index c75d24df96763b3fb1a2325eaceb154d825cf3af..3ad7d51753596238fbd7eadfefc443adbf6f0b54 100644
--- a/Cabal/Cabal.cabal
+++ b/Cabal/Cabal.cabal
@@ -1,7 +1,7 @@
 cabal-version: 2.2
 name:          Cabal
 version:       3.9.0.0
-copyright:     2003-2022, Cabal Development Team (see AUTHORS file)
+copyright:     2003-2023, Cabal Development Team (see AUTHORS file)
 license:       BSD-3-Clause
 license-file:  LICENSE
 author:        Cabal Development Team <cabal-devel@haskell.org>
diff --git a/Cabal/LICENSE b/Cabal/LICENSE
index 0a4969ac8269bd5f0d13cb011040195627a623c0..a3a25c7d9e4d78349b97cb077d9e1337122deacb 100644
--- a/Cabal/LICENSE
+++ b/Cabal/LICENSE
@@ -1,4 +1,4 @@
-Copyright (c) 2003-2022, Cabal Development Team.
+Copyright (c) 2003-2023, Cabal Development Team.
 See the AUTHORS file for the full list of copyright holders.
 
 See */LICENSE for the copyright holders of the subcomponents.
diff --git a/LICENSE b/LICENSE
index 0a4969ac8269bd5f0d13cb011040195627a623c0..a3a25c7d9e4d78349b97cb077d9e1337122deacb 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,4 +1,4 @@
-Copyright (c) 2003-2022, Cabal Development Team.
+Copyright (c) 2003-2023, Cabal Development Team.
 See the AUTHORS file for the full list of copyright holders.
 
 See */LICENSE for the copyright holders of the subcomponents.
diff --git a/cabal-benchmarks/LICENSE b/cabal-benchmarks/LICENSE
index 0a4969ac8269bd5f0d13cb011040195627a623c0..a3a25c7d9e4d78349b97cb077d9e1337122deacb 100644
--- a/cabal-benchmarks/LICENSE
+++ b/cabal-benchmarks/LICENSE
@@ -1,4 +1,4 @@
-Copyright (c) 2003-2022, Cabal Development Team.
+Copyright (c) 2003-2023, Cabal Development Team.
 See the AUTHORS file for the full list of copyright holders.
 
 See */LICENSE for the copyright holders of the subcomponents.
diff --git a/cabal-benchmarks/cabal-benchmarks.cabal b/cabal-benchmarks/cabal-benchmarks.cabal
index 86d2a2e1456643a7753e41d21fbcec88c06c4603..4e91191832178eb9f289ead46c28f5c2e9f452a8 100644
--- a/cabal-benchmarks/cabal-benchmarks.cabal
+++ b/cabal-benchmarks/cabal-benchmarks.cabal
@@ -1,7 +1,7 @@
 cabal-version:      2.2
 name:               cabal-benchmarks
 version:            3
-copyright:          2003-2022, Cabal Development Team (see AUTHORS file)
+copyright:          2003-2023, Cabal Development Team (see AUTHORS file)
 license:            BSD-3-Clause
 license-file:       LICENSE
 author:             Cabal Development Team <cabal-devel@haskell.org>
diff --git a/cabal-dev-scripts/LICENSE b/cabal-dev-scripts/LICENSE
index 0a4969ac8269bd5f0d13cb011040195627a623c0..a3a25c7d9e4d78349b97cb077d9e1337122deacb 100644
--- a/cabal-dev-scripts/LICENSE
+++ b/cabal-dev-scripts/LICENSE
@@ -1,4 +1,4 @@
-Copyright (c) 2003-2022, Cabal Development Team.
+Copyright (c) 2003-2023, Cabal Development Team.
 See the AUTHORS file for the full list of copyright holders.
 
 See */LICENSE for the copyright holders of the subcomponents.
diff --git a/cabal-install-solver/LICENSE b/cabal-install-solver/LICENSE
index 0a4969ac8269bd5f0d13cb011040195627a623c0..a3a25c7d9e4d78349b97cb077d9e1337122deacb 100644
--- a/cabal-install-solver/LICENSE
+++ b/cabal-install-solver/LICENSE
@@ -1,4 +1,4 @@
-Copyright (c) 2003-2022, Cabal Development Team.
+Copyright (c) 2003-2023, Cabal Development Team.
 See the AUTHORS file for the full list of copyright holders.
 
 See */LICENSE for the copyright holders of the subcomponents.
diff --git a/cabal-install-solver/cabal-install-solver.cabal b/cabal-install-solver/cabal-install-solver.cabal
index 1b03d228a688c5f3995675e65b3996265b7246d1..28d962ad2e1eac0873812ffa3fef33ea71190b6e 100644
--- a/cabal-install-solver/cabal-install-solver.cabal
+++ b/cabal-install-solver/cabal-install-solver.cabal
@@ -11,7 +11,7 @@ license:       BSD-3-Clause
 license-file:  LICENSE
 author:        Cabal Development Team (see AUTHORS file)
 maintainer:    Cabal Development Team <cabal-devel@haskell.org>
-copyright:     2003-2022, Cabal Development Team
+copyright:     2003-2023, Cabal Development Team
 category:      Distribution
 build-type:    Simple
 Extra-Source-Files:
diff --git a/cabal-install/LICENSE b/cabal-install/LICENSE
index 0a4969ac8269bd5f0d13cb011040195627a623c0..a3a25c7d9e4d78349b97cb077d9e1337122deacb 100644
--- a/cabal-install/LICENSE
+++ b/cabal-install/LICENSE
@@ -1,4 +1,4 @@
-Copyright (c) 2003-2022, Cabal Development Team.
+Copyright (c) 2003-2023, Cabal Development Team.
 See the AUTHORS file for the full list of copyright holders.
 
 See */LICENSE for the copyright holders of the subcomponents.
diff --git a/cabal-install/cabal-install.cabal b/cabal-install/cabal-install.cabal
index 747d353276b3ffdc42339b4a657e76bd09abfa1b..15e813494b7fe226711fef7904a9781e350c70f6 100644
--- a/cabal-install/cabal-install.cabal
+++ b/cabal-install/cabal-install.cabal
@@ -13,7 +13,7 @@ License:            BSD-3-Clause
 License-File:       LICENSE
 Author:             Cabal Development Team (see AUTHORS file)
 Maintainer:         Cabal Development Team <cabal-devel@haskell.org>
-Copyright:          2003-2022, Cabal Development Team
+Copyright:          2003-2023, Cabal Development Team
 Category:           Distribution
 Build-type:         Simple
 Extra-Source-Files:
diff --git a/cabal-testsuite/LICENSE b/cabal-testsuite/LICENSE
index 0a4969ac8269bd5f0d13cb011040195627a623c0..a3a25c7d9e4d78349b97cb077d9e1337122deacb 100644
--- a/cabal-testsuite/LICENSE
+++ b/cabal-testsuite/LICENSE
@@ -1,4 +1,4 @@
-Copyright (c) 2003-2022, Cabal Development Team.
+Copyright (c) 2003-2023, Cabal Development Team.
 See the AUTHORS file for the full list of copyright holders.
 
 See */LICENSE for the copyright holders of the subcomponents.
diff --git a/cabal-testsuite/cabal-testsuite.cabal b/cabal-testsuite/cabal-testsuite.cabal
index e78435b3ec9616801cb3ff7a85536951fe6b8dbd..849ca565d6a27a81538e3a63d4f0f8986b572ec7 100644
--- a/cabal-testsuite/cabal-testsuite.cabal
+++ b/cabal-testsuite/cabal-testsuite.cabal
@@ -1,7 +1,7 @@
 cabal-version: 2.2
 name:          cabal-testsuite
 version:       3
-copyright:     2003-2022, Cabal Development Team (see AUTHORS file)
+copyright:     2003-2023, Cabal Development Team (see AUTHORS file)
 license:       BSD-3-Clause
 license-file:  LICENSE
 author:        Cabal Development Team <cabal-devel@haskell.org>
diff --git a/doc/conf.py b/doc/conf.py
index 80bd6fba55403df56dd280b0caf27e28240a76fe..f540d7191f22066842023be18d758bf69891364d 100644
--- a/doc/conf.py
+++ b/doc/conf.py
@@ -39,7 +39,7 @@ extlinks = {
 
 # General information about the project.
 project = u'Cabal'
-copyright = u'2003-2022, Cabal Team'
+copyright = u'2003-2023, Cabal Team'
 # N.B. version comes from ghc_config
 release = version  # The full version, including alpha/beta/rc tags.
 
diff --git a/solver-benchmarks/LICENSE b/solver-benchmarks/LICENSE
index 0a4969ac8269bd5f0d13cb011040195627a623c0..a3a25c7d9e4d78349b97cb077d9e1337122deacb 100644
--- a/solver-benchmarks/LICENSE
+++ b/solver-benchmarks/LICENSE
@@ -1,4 +1,4 @@
-Copyright (c) 2003-2022, Cabal Development Team.
+Copyright (c) 2003-2023, Cabal Development Team.
 See the AUTHORS file for the full list of copyright holders.
 
 See */LICENSE for the copyright holders of the subcomponents.
diff --git a/solver-benchmarks/solver-benchmarks.cabal b/solver-benchmarks/solver-benchmarks.cabal
index a1c974a6cb832bddcad04bfbff5c983fef14a808..26517503b76fe1e6d271eb32e028d9d5f9f657c9 100644
--- a/solver-benchmarks/solver-benchmarks.cabal
+++ b/solver-benchmarks/solver-benchmarks.cabal
@@ -1,7 +1,7 @@
 cabal-version:  2.2
 name:          solver-benchmarks
 version:       3
-copyright:     2003-2022, Cabal Development Team (see AUTHORS file)
+copyright:     2003-2023, Cabal Development Team (see AUTHORS file)
 license:       BSD-3-Clause
 license-file:  LICENSE
 author:        Cabal Development Team <cabal-devel@haskell.org>