1 files changed, 3 insertions, 0 deletions
diff --git a/hw/acpi.c b/hw/acpi.c
index 9c35f2d510..79b179be1c 100644
--- a/hw/acpi.c
+++ b/hw/acpi.c
@@ -14,6 +14,9 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library; if not, see <http://www.gnu.org/licenses/>
+ *
+ * Contributions after 2012-01-13 are licensed under the terms of the
+ * GNU GPL, version 2 or (at your option) any later version.
  */
 #include "sysemu.h"
 #include "hw.h"