diff --git a/js/intro/view/cake/CakeNode.js b/js/intro/view/cake/CakeNode.js
index e17cf5a..528a33b 100644
--- a/js/intro/view/cake/CakeNode.js
+++ b/js/intro/view/cake/CakeNode.js
@@ -1,4 +1,4 @@
-// Copyright 2018-2021, University of Colorado Boulder
+// Copyright 2018-2022, University of Colorado Boulder
 
 /**
  * Displays a slice of cake.
diff --git a/js/intro/view/cake/CakeSceneNode.js b/js/intro/view/cake/CakeSceneNode.js
index fae3708..1b73547 100644
--- a/js/intro/view/cake/CakeSceneNode.js
+++ b/js/intro/view/cake/CakeSceneNode.js
@@ -1,4 +1,4 @@
-// Copyright 2018-2021, University of Colorado Boulder
+// Copyright 2018-2022, University of Colorado Boulder
 
 /**
  * Scene for the cake representation
diff --git a/js/matching/view/MatchingChallengeNode.js b/js/matching/view/MatchingChallengeNode.js
index ccc0836..c2f84d9 100644
--- a/js/matching/view/MatchingChallengeNode.js
+++ b/js/matching/view/MatchingChallengeNode.js
@@ -1,4 +1,4 @@
-// Copyright 2019-2021, University of Colorado Boulder
+// Copyright 2019-2022, University of Colorado Boulder
 
 /**
  * View for a single MatchingChallenge.