diff --git a/gtsam_unstable/examples/IncrementalFixedLagSmootherExample.cpp b/gtsam_unstable/examples/IncrementalFixedLagSmootherExample.cpp
index 19f2cc6ab..ede367f89 100644
--- a/gtsam_unstable/examples/IncrementalFixedLagSmootherExample.cpp
+++ b/gtsam_unstable/examples/IncrementalFixedLagSmootherExample.cpp
@@ -1,6 +1,6 @@
 /* ----------------------------------------------------------------------------
 
- * GTSAM Copyright 2010-2020, Georgia Tech Research Corporation,
+ * GTSAM Copyright 2010-2025, Georgia Tech Research Corporation,
  * Atlanta, Georgia 30332-0415
  * All Rights Reserved
  * Authors: Frank Dellaert, et al. (see THANKS for the full author list)