diff --git a/README.md b/README.md
index a05045c7d6b..a79eed4633e 100644
--- a/README.md
+++ b/README.md
@@ -57,7 +57,7 @@ If you're running servo on a guest machine, make sure 3D Acceleration is switche
 
 ## The Rust compiler
 
-Servo automatically downloads a snapshot Rust compiler to build itself.
+Servo's build system automatically downloads a snapshot Rust compiler to build itself.
 This is normally a specific revision of Rust upstream, but sometimes has a
 backported patch or two.
 If you'd like to know the snapshot revision of Rust which we use, see