note minimum Rust version

BurntSushi · Jan 14, 2017 · b1d1cd2 · b1d1cd2
1 parent f26e0f0
commit b1d1cd2
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/README.md b/README.md
@@ -201,7 +201,8 @@ $ nix-env --install ripgrep
 $ # (Or using the attribute name, which is also `ripgrep`.)
 ```
 
-If you're a **Rust programmer**, `ripgrep` can be installed with `cargo`:
+If you're a **Rust programmer**, `ripgrep` can be installed with `cargo`. Note
+that this requires you to have **Rust 1.12 or newer** installed.
 
 ```
 $ cargo install ripgrep