diff --git a/js/coins/view/CoinExperimentPreparationArea.ts b/js/coins/view/CoinExperimentPreparationArea.ts
index 4688b6d..2d567c2 100644
--- a/js/coins/view/CoinExperimentPreparationArea.ts
+++ b/js/coins/view/CoinExperimentPreparationArea.ts
@@ -1,4 +1,4 @@
-// Copyright 2024, University of Colorado Boulder
+// Copyright 2024-2025, University of Colorado Boulder
 
 /**
  * CoinExperimentPreparationArea is a composite UI component that allows users to configure a two-state classical or
diff --git a/js/coins/view/CoinMeasurementHistogram.ts b/js/coins/view/CoinMeasurementHistogram.ts
index 52644bb..e505cbc 100644
--- a/js/coins/view/CoinMeasurementHistogram.ts
+++ b/js/coins/view/CoinMeasurementHistogram.ts
@@ -1,4 +1,4 @@
-// Copyright 2024, University of Colorado Boulder
+// Copyright 2024-2025, University of Colorado Boulder
 
 
 /**
diff --git a/js/coins/view/InitialCoinStateSelectorNode.ts b/js/coins/view/InitialCoinStateSelectorNode.ts
index 6934470..6fb80cd 100644
--- a/js/coins/view/InitialCoinStateSelectorNode.ts
+++ b/js/coins/view/InitialCoinStateSelectorNode.ts
@@ -1,4 +1,4 @@
-// Copyright 2024, University of Colorado Boulder
+// Copyright 2024-2025, University of Colorado Boulder
 
 
 /**
diff --git a/js/coins/view/MultiCoinTestBox.ts b/js/coins/view/MultiCoinTestBox.ts
index 26649c7..b428b19 100644
--- a/js/coins/view/MultiCoinTestBox.ts
+++ b/js/coins/view/MultiCoinTestBox.ts
@@ -1,4 +1,4 @@
-// Copyright 2024, University of Colorado Boulder
+// Copyright 2024-2025, University of Colorado Boulder
 
 /**
  * MultiCoinTestBox is a Scenery Node that represents a box (i.e. a rectangle) where coins are placed for tests where
diff --git a/js/coins/view/MultipleCoinAnimations.ts b/js/coins/view/MultipleCoinAnimations.ts
index 9fe2e92..d1efadf 100644
--- a/js/coins/view/MultipleCoinAnimations.ts
+++ b/js/coins/view/MultipleCoinAnimations.ts
@@ -1,4 +1,4 @@
-// Copyright 2024, University of Colorado Boulder
+// Copyright 2024-2025, University of Colorado Boulder
 
 /**
  * CoinAnimations is a composite UI component that presents two areas - one for a single coin and one for
diff --git a/js/coins/view/ProbabilityEquationsNode.ts b/js/coins/view/ProbabilityEquationsNode.ts
index d645997..d1f8ccf 100644
--- a/js/coins/view/ProbabilityEquationsNode.ts
+++ b/js/coins/view/ProbabilityEquationsNode.ts
@@ -1,4 +1,4 @@
-// Copyright 2024, University of Colorado Boulder
+// Copyright 2024-2025, University of Colorado Boulder
 
 /**
  * ProbabilityEquationsNode shows the probability settings (aka the bias) for the classical or quantum coins depending
diff --git a/js/coins/view/SingleCoinAnimations.ts b/js/coins/view/SingleCoinAnimations.ts
index a180c4e..ecf92d8 100644
--- a/js/coins/view/SingleCoinAnimations.ts
+++ b/js/coins/view/SingleCoinAnimations.ts
@@ -1,4 +1,4 @@
-// Copyright 2024, University of Colorado Boulder
+// Copyright 2024-2025, University of Colorado Boulder
 
 /**
  * CoinAnimations is a composite UI component that presents two areas - one for a single coin and one for
diff --git a/js/coins/view/SingleCoinTestBox.ts b/js/coins/view/SingleCoinTestBox.ts
index 5eca527..e31b8fc 100644
--- a/js/coins/view/SingleCoinTestBox.ts
+++ b/js/coins/view/SingleCoinTestBox.ts
@@ -1,4 +1,4 @@
-// Copyright 2024, University of Colorado Boulder
+// Copyright 2024-2025, University of Colorado Boulder
 
 /**
  * SingleCoinTestBox is a Scenery Node that represents a box (i.e. a rectangle) where a coin is placed for tests where
diff --git a/js/photons/view/PhotonTestingArea.ts b/js/photons/view/PhotonTestingArea.ts
index 64aa6c3..c99f7cf 100644
--- a/js/photons/view/PhotonTestingArea.ts
+++ b/js/photons/view/PhotonTestingArea.ts
@@ -1,4 +1,4 @@
-// Copyright 2024, University of Colorado Boulder
+// Copyright 2024-2025, University of Colorado Boulder
 
 /**
  * PhotonTestingArea is a view element that contains all the components for production, reflecting, and detecting