diff --git a/TODO b/TODO
index 490b437073c9c1ee4c5278ec5a456905fa325984..f3c8d8aa5f751afa58b3c6233da30823df5b27d3 100644
--- a/TODO
+++ b/TODO
@@ -12,3 +12,4 @@ CHECK - calc mode: do not exit on error
 - save session ? save inputs for replay !
 - convolution with fits ? splines ?
 - gd: commandos -> gnuplot (für Fanni)
+- convolutand must not be defined over full energy range