diff --git a/src/librustc_middle/mir/mod.rs b/src/librustc_middle/mir/mod.rs
index d54c6db6d5e6d..0ed0d9050078c 100644
--- a/src/librustc_middle/mir/mod.rs
+++ b/src/librustc_middle/mir/mod.rs
@@ -2,8 +2,6 @@
 //!
 //! [rustc dev guide]: https://rustc-dev-guide.rust-lang.org/mir/index.html
 
-// ignore-tidy-filelength
-
 use crate::mir::interpret::{GlobalAlloc, Scalar};
 use crate::mir::visit::MirVisitable;
 use crate::ty::adjustment::PointerCast;