diff --git a/tests/ui/box_default.fixed b/tests/ui/box_default.fixed
index 22c034c88..69cabcb32 100644
--- a/tests/ui/box_default.fixed
+++ b/tests/ui/box_default.fixed
@@ -36,7 +36,7 @@ fn main() {
     issue_10381();
 
     // `Box::<Option<_>>::default()` would be valid here, but not `Box::default()` or
-    // `Box::<Option<[closure@...]>::default()`
+    // `Box::<Option<{closure@...}>::default()`
     //
     // Would have a suggestion after https://github.com/rust-lang/rust/blob/fdd030127cc68afec44a8d3f6341525dd34e50ae/compiler/rustc_middle/src/ty/diagnostics.rs#L554-L563
     let mut unnameable = Box::new(Option::default());
diff --git a/tests/ui/box_default.rs b/tests/ui/box_default.rs
index 89e3888ba..48fa8bc33 100644
--- a/tests/ui/box_default.rs
+++ b/tests/ui/box_default.rs
@@ -36,7 +36,7 @@ fn main() {
     issue_10381();
 
     // `Box::<Option<_>>::default()` would be valid here, but not `Box::default()` or
-    // `Box::<Option<[closure@...]>::default()`
+    // `Box::<Option<{closure@...}>::default()`
     //
     // Would have a suggestion after https://github.com/rust-lang/rust/blob/fdd030127cc68afec44a8d3f6341525dd34e50ae/compiler/rustc_middle/src/ty/diagnostics.rs#L554-L563
     let mut unnameable = Box::new(Option::default());
diff --git a/tests/ui/crashes/ice-6251.stderr b/tests/ui/crashes/ice-6251.stderr
index 68a5766c9..11081dc80 100644
--- a/tests/ui/crashes/ice-6251.stderr
+++ b/tests/ui/crashes/ice-6251.stderr
@@ -27,7 +27,7 @@ LL | fn bug<T>() -> impl Iterator<Item = [(); { |x: [u8]| x }]> {
    |                                            ^^^^^^^^^^^ expected `usize`, found closure
    |
    = note: expected type `usize`
-           found closure `[closure@$DIR/ice-6251.rs:4:44: 4:53]`
+           found closure `{closure@$DIR/ice-6251.rs:4:44: 4:53}`
 
 error: aborting due to 3 previous errors