diff --git a/aes.h b/aes.h
index ee603fa2..9f3e8ec2 100644
--- a/aes.h
+++ b/aes.h
@@ -18,7 +18,8 @@ NAMESPACE_BEGIN(CryptoPP)
 /// \details AES is a typdef for Rijndael classes. All key sizes are supported.
 ///   The library only provides Rijndael with 128-bit blocks, and not 192-bit or 256-bit blocks
 /// \sa <a href="http://www.cryptolounge.org/wiki/AES">AES</a> winner, announced on 10/2/2000
-/// \since Rijndael since Crypto++ 3.2, Intel AESNI since Crypto++ 5.6.1, ARMv8 AES since Crypto++ 6.0
+/// \since Rijndael since Crypto++ 3.2, Intel AES-NI since Crypto++ 5.6.1, ARMv8 AES since
+///   Crypto++ 6.0, Power8 AES since Crypto++ 6.0
 DOCUMENTED_TYPEDEF(Rijndael, AES)
 
 typedef RijndaelEncryption AESEncryption;