diff --git a/src/librustdoc/lib.rs b/src/librustdoc/lib.rs
index 16d14fa49f7..d4d87819c0d 100644
--- a/src/librustdoc/lib.rs
+++ b/src/librustdoc/lib.rs
@@ -53,7 +53,7 @@ extern crate rustc_parse;
 extern crate rustc_passes;
 extern crate rustc_resolve;
 extern crate rustc_session;
-extern crate rustc_span as rustc_span;
+extern crate rustc_span;
 extern crate rustc_target;
 extern crate rustc_trait_selection;
 extern crate rustc_typeck;