diff --git a/src/test/ui/impl-trait/recursive-impl-trait-type-direct.rs b/src/test/ui/impl-trait/recursive-impl-trait-type-direct.rs
index b22d2165533..2b4f5e0975a 100644
--- a/src/test/ui/impl-trait/recursive-impl-trait-type-direct.rs
+++ b/src/test/ui/impl-trait/recursive-impl-trait-type-direct.rs
@@ -1,6 +1,6 @@
-// Test that an impl trait type that expands to itself is an error.
+// Test that an `impl Trait` type that expands to itself is an error.
 
-fn test() -> impl Sized {       //~ ERROR E0720
+fn test() -> impl Sized { //~ ERROR E0720
     test()
 }