diff --git a/src/test/mir-opt/unusual-item-types.rs b/src/test/mir-opt/unusual-item-types.rs
index 93f17d976e6a..67a55101d829 100644
--- a/src/test/mir-opt/unusual-item-types.rs
+++ b/src/test/mir-opt/unusual-item-types.rs
@@ -1,5 +1,6 @@
 // Test that we don't ICE when trying to dump MIR for unusual item types and
 // that we don't create filenames containing `<` and `>`
+// ignore-tidy-linelength
 
 struct A;