diff --git a/cmake/AddCompileFlagsIfSupported.cmake b/cmake/AddCompileFlagsIfSupported.cmake
index 1af9ee8..d947fdf 100644
--- a/cmake/AddCompileFlagsIfSupported.cmake
+++ b/cmake/AddCompileFlagsIfSupported.cmake
@@ -1,5 +1,5 @@
 # Ceres Solver - A fast non-linear least squares minimizer
-# Copyright 2017 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