diff --git a/COPYRIGHT.md b/COPYRIGHT.md
new file mode 100644
index 0000000..b42d34b
--- /dev/null
+++ b/COPYRIGHT.md
@@ -0,0 +1 @@
+Copyright (c) 2013-2024 Progress Software Corporation and/or its subsidiaries or affiliates. All Rights Reserved.
\ No newline at end of file
diff --git a/README.md b/README.md
index 44efac5..1c9b88c 100644
--- a/README.md
+++ b/README.md
@@ -124,3 +124,6 @@ expect_recipe {
 `partially_match`
 
 - TBD
+
+# Copyright
+See [COPYRIGHT.md](./COPYRIGHT.md).
diff --git a/lib/cheffish/server_api.rb b/lib/cheffish/server_api.rb
index e664fb3..e38fb81 100644
--- a/lib/cheffish/server_api.rb
+++ b/lib/cheffish/server_api.rb
@@ -1,6 +1,6 @@
 #
 # Author:: John Keiser (<jkeiser@opscode.com>)
-# Copyright:: Copyright (c) 2012 Opscode, Inc.
+# Copyright:: Copyright (c) 2013-2024 Progress Software Corporation and/or its subsidiaries or affiliates. All Rights Reserved.
 # License:: Apache License, Version 2.0
 #
 # Licensed under the Apache License, Version 2.0 (the "License");