diff --git a/js/AlertableDef.ts b/js/AlertableDef.ts
index 72ad858..b23f9ab 100644
--- a/js/AlertableDef.ts
+++ b/js/AlertableDef.ts
@@ -1,4 +1,4 @@
-// Copyright 2019-2021, University of Colorado Boulder
+// Copyright 2019-2022, University of Colorado Boulder
 
 /**
  * "definition" type for generalized alerts (anything that can be spoken by an