diff --git a/src/rustbook/css.rs b/src/rustbook/css.rs
index 8eb66e71d3ad..92433589155b 100644
--- a/src/rustbook/css.rs
+++ b/src/rustbook/css.rs
@@ -11,7 +11,7 @@
 // The rust-book CSS in string form.
 
 pub static STYLE: &'static str = r#"
-@import url("//static.rust-lang.org/doc/master/rust.css");
+@import url("../rust.css");
 
 body {
     max-width:none;