diff --git a/src/protocol/ast_printer.rs b/src/protocol/ast_printer.rs
index 6aff2810101c2a5143012ad83ec80eaa21cd852d..39b07471376447c480a689b14a1ab620e03163ca 100644
--- a/src/protocol/ast_printer.rs
+++ b/src/protocol/ast_printer.rs
@@ -887,7 +887,6 @@ fn write_parser_type(target: &mut String, heap: &Heap, t: &ParserType) {
     write_element(target, heap, t, 0);
 }
 
-// TODO: @Cleanup, this is littered at three places in the codebase
 fn write_concrete_type(target: &mut String, heap: &Heap, def_id: DefinitionId, t: &ConcreteType) {
     use ConcreteTypePart as CTP;