diff --git a/src/session_client_tls.c b/src/session_client_tls.c
index becb934..e918224 100644
--- a/src/session_client_tls.c
+++ b/src/session_client_tls.c
@@ -8,19 +8,11 @@
  *
  * Copyright (c) 2015 CESNET, z.s.p.o.
  *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. 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.
- * 3. Neither the name of the Company nor the names of its contributors
- *    may be used to endorse or promote products derived from this
- *    software without specific prior written permission.
- *
+ * This source code is licensed under BSD 3-Clause License (the "License").
+ * You may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *     https://opensource.org/licenses/BSD-3-Clause
  */
 
 #include <assert.h>