diff --git a/README.md b/README.md
index cda2653..05661be 100644
--- a/README.md
+++ b/README.md
@@ -16,9 +16,6 @@ yet. Patches are welcome!
 
 - Implement `std::fmt::{Binary, LowerHex, Octal, UpperHex}` (easy?)
 - Implement `num_bigint::{ToBigInt, ToBigUint}`
-- Unit tests. Currently there are none, although the code is sufficiently simple
-  that there is almost no place where bugs could hide.
-- Make this compile against rust stable.
 
 ## Other traits and methods still to be implemented:
 
diff --git a/src/lib.rs b/src/lib.rs
index 2401239..10bec88 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -14,9 +14,6 @@
 //!
 //! - Implement `std::fmt::{Binary, LowerHex, Octal, UpperHex}` (easy?)
 //! - Implement `num_bigint::{ToBigInt, ToBigUint}`
-//! - Unit tests. Currently there are none, although the code is sufficiently simple
-//!   that there is almost no place where bugs could hide.
-//! - Make this compile against rust stable.
 //!
 //! ## Other traits and methods still to be implemented:
 //!
@@ -35,6 +32,9 @@
 //! ## Not done and seems hard:
 //!
 //! - [`num_traits::pow::Pow`]
+//!
+//! There aren't super many unit tests currently, but the code is sufficiently
+//! simple that there is not much space where bugs could hide.
 
 use either::{Either, Left, Right};
 use num_bigint::{BigInt, BigUint, ParseBigIntError, ToBigUint};