diff --git a/README.rst b/README.rst
index 98ef582..325a07c 100644
--- a/README.rst
+++ b/README.rst
@@ -2,7 +2,7 @@
 arrayvec
 ========
 
-A vector with fixed capacity.  Requires Rust 1.12.0 or later.
+A vector with fixed capacity.
 
 Please read the `API documentation here`__
 
diff --git a/src/lib.rs b/src/lib.rs
index 9f2c844..a8cd1ef 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -5,7 +5,6 @@
 //!
 //! - `std`
 //!   - Optional, enabled by default
-//!   - Requires Rust 1.6 *to disable*
 //!   - Use libstd
 //!
 //! - `use_union`
@@ -14,6 +13,8 @@
 //!   - Use the unstable feature untagged unions for the internal implementation,
 //!     which has reduced space overhead
 //!
+//! **arrayvec Requires Rust 1.18**
+//!
 #![doc(html_root_url="https://docs.rs/arrayvec/0.3/")]
 #![cfg_attr(not(feature="std"), no_std)]
 extern crate odds;