diff --git a/src/jio.storage/davstorage.js b/src/jio.storage/davstorage.js
index 3b1b4312f22cdca5a4d923e4b456dd8f286ea98c..0e23526012cdf95d50361c110e92c9cf78f40bde 100644
--- a/src/jio.storage/davstorage.js
+++ b/src/jio.storage/davstorage.js
@@ -1,3 +1,8 @@
+/*
+* Copyright 2013, Nexedi SA
+* Released under the LGPL license.
+* http://www.gnu.org/licenses/lgpl.html
+*/
 /*jslint indent: 2, maxlen: 80, sloppy: true, nomen: true */
 /*global jIO: true, $: true, btoa: true  */
 jIO.addStorageType('dav', function (spec, my) {
diff --git a/src/jio.storage/indexstorage.js b/src/jio.storage/indexstorage.js
index eb66ee12dcba731b589e40b2cb9fb8d8e144cb51..b7d82ee26468f603f69ab6a51da489e5dd3b7f00 100644
--- a/src/jio.storage/indexstorage.js
+++ b/src/jio.storage/indexstorage.js
@@ -1,3 +1,8 @@
+/*
+* Copyright 2013, Nexedi SA
+* Released under the LGPL license.
+* http://www.gnu.org/licenses/lgpl.html
+*/
 /*jslint indent: 2, maxlen: 80, sloppy: true, nomen: true */
 /*global jIO: true, localStorage: true, setTimeout: true */
 /**
diff --git a/src/jio.storage/localstorage.js b/src/jio.storage/localstorage.js
index 4074603c59af19b4ead4764a2ffb9769c495cb33..36fe8e1e6696890c9cafeb02eec9714336fcfdec 100644
--- a/src/jio.storage/localstorage.js
+++ b/src/jio.storage/localstorage.js
@@ -1,3 +1,8 @@
+/*
+* Copyright 2013, Nexedi SA
+* Released under the LGPL license.
+* http://www.gnu.org/licenses/lgpl.html
+*/
 /*jslint indent: 2, maxlen: 80, sloppy: true, nomen: true */
 /*global jIO: true, localStorage: true, setTimeout: true */
 /**