diff --git a/include/valarray b/include/valarray
index 9eceac2..32e34a3 100644
--- a/include/valarray
+++ b/include/valarray
@@ -3,8 +3,8 @@
 //
 //                     The LLVM Compiler Infrastructure
 //
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//