diff --git a/LICENSE b/LICENSE
index 63e8032423..0fe1d8bbac 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,5 +1,5 @@
 Open CASCADE Technology Public License
-License version: 6.5 March, 2011
+License version: 6.6 March, 2013
 
 Open CASCADE S.A.S. releases and makes publicly available the source code of the software Open CASCADE Technology to the free software development community under the terms and conditions of this license.