Update rand-derive to rand_derive more
diff --git a/README.md b/README.md
index 0aea1a1..a6be9dc 100644
--- a/README.md
+++ b/README.md
@@ -57,7 +57,7 @@
 
 ```toml
 rand = "0.3"
-rand-derive = "0.3"
+rand_derive = "0.3"
 ```
 
 Next in your crate:
diff --git a/rand-derive/Cargo.toml b/rand-derive/Cargo.toml
index 45935c4..593228be 100644
--- a/rand-derive/Cargo.toml
+++ b/rand-derive/Cargo.toml
@@ -6,7 +6,7 @@
 license = "MIT/Apache-2.0"
 readme = "README.md"
 repository = "https://github.com/rust-lang-nursery/rand"
-documentation = "https://docs.rs/rand-derive"
+documentation = "https://docs.rs/rand_derive"
 homepage = "https://github.com/rust-lang-nursery/rand"
 description = """
 `#[derive(Rand)]` functionality for the `rand::Rand` trait.