diff --git a/TODO b/TODO
index 4b56952..1ae4faa 100644
--- a/TODO
+++ b/TODO
@@ -22,6 +22,7 @@ OK rev.889 15. Surface after threshold and edition "undo" - Paulo
 OK rev.892 18. Disable toggle of Windows' platebuttons on Windows - Paulo
 19. Show "Annotation" icon on Linux - Thiago
 20. Sagittal, axial and coronal planes in 3D - Paulo
+21. Default window & level from DICOM - Paulo
 
 TODO:
 a. Import - Todos
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