diff --git a/ulisp-arm.ino b/ulisp-arm.ino
index fed11aa..35c0d8f 100644
--- a/ulisp-arm.ino
+++ b/ulisp-arm.ino
@@ -1,5 +1,5 @@
 /* uLisp ARM Version 2.5b - www.ulisp.com
-   David Johnson-Davies - www.technoblogy.com - 2rd February 2019
+   David Johnson-Davies - www.technoblogy.com - 3rd February 2019
 
    Licensed under the MIT license: https://opensource.org/licenses/MIT
 */