diff --git a/README.rst b/README.rst
index 3d81139..6597aac 100644
--- a/README.rst
+++ b/README.rst
@@ -17,7 +17,7 @@ CESM simulations.
 
 
 :AUTHORS: Haiying Xu, Allison Baker, Daniel Milroy, Dorit Hammerling
-:COPYRIGHT: 2015-2023 University Corporation for Atmospheric Research
+:COPYRIGHT: 2015-2024 University Corporation for Atmospheric Research
 :LICENSE: Apache 2.0