diff --git a/dartsim/src/JointFeatures_TEST.cc b/dartsim/src/JointFeatures_TEST.cc
index 82502c9a2..4894b4ef9 100644
--- a/dartsim/src/JointFeatures_TEST.cc
+++ b/dartsim/src/JointFeatures_TEST.cc
@@ -1,7 +1,7 @@
 /*
  * Copyright (C) 2019 Open Source Robotics Foundation
  *
- * Licensed under the Apache License, Version 3.0 (the "License");
+ * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
diff --git a/dartsim/src/KinematicsFeatures_TEST.cc b/dartsim/src/KinematicsFeatures_TEST.cc
index bb917bd78..55b2e8f7e 100644
--- a/dartsim/src/KinematicsFeatures_TEST.cc
+++ b/dartsim/src/KinematicsFeatures_TEST.cc
@@ -1,7 +1,7 @@
 /*
  * Copyright (C) 2021 Open Source Robotics Foundation
  *
- * Licensed under the Apache License, Version 3.0 (the "License");
+ * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
diff --git a/dartsim/src/LinkFeatures_TEST.cc b/dartsim/src/LinkFeatures_TEST.cc
index 31df9a83d..9b018f63e 100644
--- a/dartsim/src/LinkFeatures_TEST.cc
+++ b/dartsim/src/LinkFeatures_TEST.cc
@@ -1,7 +1,7 @@
 /*
  * Copyright (C) 2019 Open Source Robotics Foundation
  *
- * Licensed under the Apache License, Version 3.0 (the "License");
+ * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
diff --git a/dartsim/src/ShapeFeatures_TEST.cc b/dartsim/src/ShapeFeatures_TEST.cc
index 649cb0b47..8184550ca 100644
--- a/dartsim/src/ShapeFeatures_TEST.cc
+++ b/dartsim/src/ShapeFeatures_TEST.cc
@@ -1,7 +1,7 @@
 /*
  * Copyright (C) 2019 Open Source Robotics Foundation
  *
- * Licensed under the Apache License, Version 3.0 (the "License");
+ * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
diff --git a/dartsim/src/WorldFeatures_TEST.cc b/dartsim/src/WorldFeatures_TEST.cc
index 0674a0329..0126e2621 100644
--- a/dartsim/src/WorldFeatures_TEST.cc
+++ b/dartsim/src/WorldFeatures_TEST.cc
@@ -1,7 +1,7 @@
 /*
  * Copyright (C) 2021 Open Source Robotics Foundation
  *
- * Licensed under the Apache License, Version 3.0 (the "License");
+ * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *