diff --git a/README.md b/README.md
index fad4347..f924ae2 100644
--- a/README.md
+++ b/README.md
@@ -110,4 +110,5 @@ Usage of ./cangjie:
 ### To-Do Plan
 
 - [ ] Benchmarks
+- [ ] Support wildcard for uncertain radical
 - [ ] Type frequency (consent needed)
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