diff --git a/LICENSE b/LICENSE
new file mode 100644
index 0000000..289cc71
--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,12 @@
+Copyright (c) 2017, Board of Trustees of the Leland Stanford, Jr. University.
+All rights reserved. The copyright holder's institutional names may not be used to
+endorse or promote products derived from this software without specific prior
+written permission.
+
+xrootd-N2N-rucio-pfn2glfn is free software: you can redistribute it and/or modify it under
+the terms of the GNU Lesser General Public License as published by the Free Software
+Foundation, either version 3 of the License, or (at your option) any later version.
+
+xrootd-N2N-rucio-pfn2glfn is distributed in the hope that it will be useful, but WITHOUT 
+ANY WARRANTY without even the implied warranty of MERCHANTABILITY or FITNESS FOR A 
+PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.