diff --git a/TODO b/TODO
index 5714b47..bb6193a 100644
--- a/TODO
+++ b/TODO
@@ -2,3 +2,4 @@
 2) document UI: Shift + LMB to delete brush, Shift + LMB to switch character sets
 3) document: constraints for video reverse
 4) feature: allow to {dis,en}able cutoff
+5) reimplement: {save,upload} as PNG