diff --git a/COPYING.SOFORT b/COPYING.SOFORT
index b0f23df..09630d9 100644
--- a/COPYING.SOFORT
+++ b/COPYING.SOFORT
@@ -24,3 +24,16 @@
 /*  SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                   */
 /*                                                                           */
 /*****************************************************************************/
+
+/*****************************************************************************/
+/*                                                                           */
+/* The above license applies to the sofort project (sofort.midipix.org) in   */
+/* general, and to the following files in particular:                        */
+/*                                                                           */
+/* ./configure                                                               */
+/* ./config.usage                                                            */
+/* ./config.project                                                          */
+/* ./Makefile.in                                                             */
+/* ./sofort/*                                                                */
+/*                                                                           */
+/*****************************************************************************/