diff --git a/TODO b/TODO
index 1a62b1d1..16fab4ca 100644
--- a/TODO
+++ b/TODO
@@ -9,6 +9,7 @@ NEWER TODOS:
 - jack should have two outputs
 - split log2 in block/non block version
 - cleanup clamp variants
+- bass, tenor and soprano ah, oh, ih
 Other:
 - handle XPARAM scaled parameters for modulation
 - non-linear modulation mapping