diff --git a/README.md b/README.md
index 4453bd50a4cde9fde869fb811ac5b331392a0e8a..f5e4612737c7e10a9f6490ad9051c2d6564cf895 100644
--- a/README.md
+++ b/README.md
@@ -6,3 +6,6 @@ it can do:
 - b
 - c
 - d
+- 21
+- 22
+- 23
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