diff --git a/can-calc-bit-timing.c b/can-calc-bit-timing.c
index 96f35f3..cb9ffa5 100644
--- a/can-calc-bit-timing.c
+++ b/can-calc-bit-timing.c
@@ -10,10 +10,10 @@
  *   Copyright 2005      Stanislav Marek
  *   email:pisa@cmp.felk.cvut.cz
  *
- * 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 2 of the License, or
- * any later version.
+ * This program 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 2.1 of the License, or (at your option) any later version.
  */
 
 #include <errno.h>