diff --git a/AsyncDisplayKit/Layout/ASCenterLayoutDefines.h b/AsyncDisplayKit/Layout/ASCenterLayoutDefines.h
index 155bea3d..e1b9f9e2 100644
--- a/AsyncDisplayKit/Layout/ASCenterLayoutDefines.h
+++ b/AsyncDisplayKit/Layout/ASCenterLayoutDefines.h
@@ -1,5 +1,5 @@
 //
-//  ASCenterLayoutSpec.h
+//  ASCenterLayoutDefines.h
 //  AsyncDisplayKit
 //
 //  Copyright (c) 2014-present, Facebook, Inc.  All rights reserved.
diff --git a/AsyncDisplayKit/Layout/ASRelativeLayoutDefines.h b/AsyncDisplayKit/Layout/ASRelativeLayoutDefines.h
index 834d2e47..f26154cb 100644
--- a/AsyncDisplayKit/Layout/ASRelativeLayoutDefines.h
+++ b/AsyncDisplayKit/Layout/ASRelativeLayoutDefines.h
@@ -1,9 +1,7 @@
 //
-//  ASRelativeLayoutSpec.h
+//  ASRelativeLayoutDefines.h
 //  AsyncDisplayKit
 //
-//  Created by Samuel Stow on 12/31/15.
-//
 //  Copyright (c) 2014-present, Facebook, Inc.  All rights reserved.
 //  This source code is licensed under the BSD-style license found in the
 //  LICENSE file in the root directory of this source tree. An additional grant