diff --git a/readme.md b/readme.md
index c4d5735..fc7c393 100644
--- a/readme.md
+++ b/readme.md
@@ -5,6 +5,7 @@ A class library of finite field and elliptic curve.
 # Abstract
 
 This is a library to make a protocol for elliptic curve cryptography.
+This library contains [mie](https://github.com/herumi/mie/) and [Lifted-ElGamal](https://github.com/aistcrypt/Lifted-ElGamal/).
 
 # Installation Requirements