diff --git a/tests/ui/print_type_sizes/niche-filling.rs b/tests/ui/print_type_sizes/niche-filling.rs
index 5ee5085ddc8e1..feb9643850d05 100644
--- a/tests/ui/print_type_sizes/niche-filling.rs
+++ b/tests/ui/print_type_sizes/niche-filling.rs
@@ -1,5 +1,5 @@
-// compile-flags: -Z print-type-sizes --crate-type=lib
-// ignore-debug debug assertions will print more types
+// compile-flags: -Z print-type-sizes --crate-type lib
+// ignore-debug: debug assertions will print more types
 // build-pass
 // ignore-pass
 // ^-- needed because `--pass check` does not emit the output needed.
diff --git a/tests/ui/print_type_sizes/niche-filling.stdout b/tests/ui/print_type_sizes/niche-filling.stdout
index b53b893660321..53a58ccc4eef8 100644
--- a/tests/ui/print_type_sizes/niche-filling.stdout
+++ b/tests/ui/print_type_sizes/niche-filling.stdout
@@ -70,6 +70,10 @@ print-type-size         field `.a`: 4 bytes
 print-type-size         field `.b`: 4 bytes, offset: 0 bytes, alignment: 4 bytes
 print-type-size type: `std::num::NonZero<u32>`: 4 bytes, alignment: 4 bytes
 print-type-size     field `.0`: 4 bytes
+print-type-size type: `std::option::Option<std::num::NonZero<u32>>`: 4 bytes, alignment: 4 bytes
+print-type-size     variant `Some`: 4 bytes
+print-type-size         field `.0`: 4 bytes
+print-type-size     variant `None`: 0 bytes
 print-type-size type: `Enum4<(), (), (), MyOption<u8>>`: 2 bytes, alignment: 1 bytes
 print-type-size     variant `Four`: 2 bytes
 print-type-size         field `.0`: 2 bytes