diff --git a/releng/TODO b/releng/TODO
index cd698ce6..f18f9ad5 100644
--- a/releng/TODO
+++ b/releng/TODO
@@ -12,6 +12,9 @@
   xorriso -indev my.iso -find /   vs. find input_dir
   bsdtar -xf my.iso               vs. input_dir
 
+* Test for wrong CD sizes would need a new test and probably an
+  automatic CD changer.
+
 * Burning tests - maybe a new 'manual_burning' test?
   Further if we want to have a burn test (with MD5 and checkreading)
   then we will need configuration means to enable this. By default