diff --git a/cmake/UpdateCacheVariable.cmake b/cmake/UpdateCacheVariable.cmake
index 82ae571..bf3b594 100644
--- a/cmake/UpdateCacheVariable.cmake
+++ b/cmake/UpdateCacheVariable.cmake
@@ -1,5 +1,5 @@
 # Ceres Solver - A fast non-linear least squares minimizer
-# Copyright 2015 Google Inc. All rights reserved.
+# Copyright 2023 Google Inc. All rights reserved.
 # http://ceres-solver.org/
 #
 # Redistribution and use in source and binary forms, with or without