diff --git a/readme.md b/readme.md
index 306f953..9d379aa 100644
--- a/readme.md
+++ b/readme.md
@@ -11,7 +11,7 @@ generation which uses standard OS cryptography APIs (`CryptGenRandom` on
 Windows, `/dev/urandom` on nix). If you wish to be entirely portable define
 `ED25519_NO_SEED`. This disables the `ed25519_create_seed` function, so if your
 application requires key generation you must supply your own seeding function
-(which is simply a 256 byte cryptographic random number generator).
+(which is simply a 256 bit cryptographic random number generator).
 
 
 Performance