diff --git a/EEStore.cpp b/EEStore.cpp
index a3d2d55..e1131ac 100644
--- a/EEStore.cpp
+++ b/EEStore.cpp
@@ -1,3 +1,24 @@
+/*
+ *  © 2013-2016 Gregg E. Berman
+ *  © 2020, Chris Harlow. All rights reserved.
+ *  © 2020, Harald Barth.
+ *
+ *  This file is part of Asbelos DCC API
+ *
+ *  This 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 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  It is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with CommandStation.  If not, see <https://www.gnu.org/licenses/>.
+ */
+#include <ctype.h>     // isascii in dump for diagnostics
 #include "EEStore.h"
 #include "Turnouts.h"
 #include "Sensors.h"