diff --git a/TODO.md b/TODO.md
index c8a7049..efad741 100644
--- a/TODO.md
+++ b/TODO.md
@@ -5,6 +5,7 @@
 * redo/rethink how tool tags works
 * mirror support
 * checksums
+* check for new version on start
 
 * --copy-compiler-tools
 * installing multiple versions in parallel?
@@ -14,3 +15,5 @@
 * installing musl on demand?
 * interactive handling when distro doesn't exist and we know the tarball is incompatible?
 * ghcup-with wrapper to execute a command with a given ghc in PATH?
+
+* maybe add deprecation notice into JSON