diff --git a/LICENSE b/LICENSE
index 7690da2b..8f732c0c 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 2018-2022 Yu Zhang
+Copyright (c) 2018-2023 Yu Zhang
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
diff --git a/docs/source/conf.py b/docs/source/conf.py
index c550ad5c..17bacef6 100644
--- a/docs/source/conf.py
+++ b/docs/source/conf.py
@@ -19,7 +19,7 @@
 # -- Project information -----------------------------------------------------
 
 project = 'SuPar'
-copyright = '2018-2022, Yu Zhang'
+copyright = '2018-2023, Yu Zhang'
 author = 'Yu Zhang'
 
 # The short X.Y version