diff --git a/TODO.txt b/TODO.txt
index c9afa69..f966c5e 100644
--- a/TODO.txt
+++ b/TODO.txt
@@ -1,3 +1,4 @@
+- Make test mode default and provide execute as an option
 - Handle filenames and destinations with spaces in them
 - Make serial number processing consistent across BSD and Linux
 - Make serial number postfix consistent across dirs and files