diff --git a/LICENSES/XARRAY_LICENSE b/LICENSES/XARRAY_LICENSE
index 37ec93a14fdcd..6bafeb9d3d80e 100644
--- a/LICENSES/XARRAY_LICENSE
+++ b/LICENSES/XARRAY_LICENSE
@@ -1,3 +1,7 @@
+Copyright 2014-2019, xarray Developers
+
+--------------------------------------------------------------------------------
+
 Apache License
 Version 2.0, January 2004
 http://www.apache.org/licenses/