diff --git a/TODO.md b/TODO.md
index 98a000dfa..cac5adc26 100644
--- a/TODO.md
+++ b/TODO.md
@@ -3,7 +3,6 @@
 # After mruby 3.4
 
 - parser and code generator independent from `mrb_state` (picoruby?)
-- pattern matching (case/in syntax, array/hash patterns, guards, etc.)
 - iv/hash entry cache
 - method inline caching improvements (cache method lookup results)
 - more peephole optimization (if possible)