Switch from GPLv2 to GPLv2+

[fw/altos] / src / kernel / ao_kalman.c

diff --git a/src/kernel/ao_kalman.c b/src/kernel/ao_kalman.c
index 7b0f8145d807ce74bd5db66c0d23408251a8d745..69a1b3de6ddc9a32350605e7e31f19b9b4c198da 100644 (file)
--- a/src/kernel/ao_kalman.c
+++ b/src/kernel/ao_kalman.c
@@ -3,7 +3,8 @@
  *
  * 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; version 2 of the License.
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
  *
  * This program is distributed in the hope that it will be useful, but
  * WITHOUT ANY WARRANTY; without even the implied warranty of