diff --git a/TODO.md b/TODO.md
index b009944..2af42ee 100644
--- a/TODO.md
+++ b/TODO.md
@@ -1,3 +1,4 @@
+- [ ] Add able to encrypt/decrypt all file formats, not only *.cnp
 - [ ] Add able to save file and close it, without closing the app.
 - [ ] Add password generator.
 - [ ] Add load indicator while opening the files.