diff --git a/todo.txt b/todo.txt
index 2354521100..c86b9df8c9 100644
--- a/todo.txt
+++ b/todo.txt
@@ -6,3 +6,6 @@
 - Create auto-save when the app is put to background, and load it on the next start.
 
 - Two-finger cancel action does not work when confirmation dialog is disabled.
+
+- Mouse wheel does not work for Bluetooth mouse.
+