diff --git a/debian/copyright b/debian/copyright
index 8f48f48..13d2665 100644
--- a/debian/copyright
+++ b/debian/copyright
@@ -32,21 +32,36 @@ License for libmodbus:
 
 License for the tests:
 
-    This program is free software: you can redistribute it and/or modify
-    it under the terms of the GNU General Public License as published by
-    the Free Software Foundation, either version 3 of the License, or
-    (at your option) any later version.
-
-    This package 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 General Public License for more details.
-
-    You should have received a copy of the GNU General Public License
-    along with this program. If not, see <http://www.gnu.org/licenses/>.
-
-On Debian systems, the complete text of the GNU General
-Public License version 3 can be found in "/usr/share/common-licenses/GPL-3".
+    Copyright (c) 2008-2014 by Stéphane Raimbault
+    All rights reserved.
+
+    Redistribution and use in source and binary forms, with or without
+    modification, are permitted provided that the following conditions are
+    met:
+
+    * Redistributions of source code must retain the above copyright
+    notice, this list of conditions and the following disclaimer.
+
+    * Redistributions in binary form must reproduce the above
+    copyright notice, this list of conditions and the following
+    disclaimer in the documentation and/or other materials provided
+    with the distribution.
+
+    * The names of the contributors may not be used to endorse or
+    promote products derived from this software without specific
+    prior written permission.
+
+    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+    "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+    LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+    A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+    OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+    SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+    LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+    DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+    THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+    (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+    OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 The Debian packaging is:
 
diff --git a/tests/LICENSE b/tests/LICENSE
index 034623a..f588bec 100644
--- a/tests/LICENSE
+++ b/tests/LICENSE
@@ -1,4 +1,4 @@
-Copyright (c) 2008-2013 by Stéphane Raimbault
+Copyright (c) 2008-2014 by Stéphane Raimbault
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without