1 files changed, 1 insertions, 2 deletions

diff --git a/TODO.md b/TODO.md
index 760d5911f..e5e76c022 100644
--- a/TODO.md
+++ b/TODO.md
@@ -1,5 +1,4 @@
-Thing to Do in the future
-===
+# Thing to Do in the future
 
 # After mruby 3.0