diff --git a/crates/red_knot_python_semantic/src/types.rs b/crates/red_knot_python_semantic/src/types.rs
index e24d2bdc96558..92921eaa11af7 100644
--- a/crates/red_knot_python_semantic/src/types.rs
+++ b/crates/red_knot_python_semantic/src/types.rs
@@ -737,7 +737,7 @@ impl<'db> Type<'db> {
             Type::IntLiteral(_) | Type::BooleanLiteral(_) => self.repr(db),
             Type::StringLiteral(_) | Type::LiteralString => *self,
             // TODO: handle more complex types
-            _ => builtins_symbol_ty(db, "str").to_instance(db),
+            _ => Type::builtin_str(db).to_instance(db),
         }
     }
 
@@ -760,7 +760,7 @@ impl<'db> Type<'db> {
             })),
             Type::LiteralString => Type::LiteralString,
             // TODO: handle more complex types
-            _ => builtins_symbol_ty(db, "str").to_instance(db),
+            _ => Type::builtin_str(db).to_instance(db),
         }
     }
 }
diff --git a/crates/red_knot_python_semantic/src/types/display.rs b/crates/red_knot_python_semantic/src/types/display.rs
index a2ee5da454a1a..3d037fe658106 100644
--- a/crates/red_knot_python_semantic/src/types/display.rs
+++ b/crates/red_knot_python_semantic/src/types/display.rs
@@ -54,7 +54,7 @@ impl fmt::Debug for DisplayType<'_> {
 /// Writes the string representation of a type, which is the value displayed either as
 /// `Literal[<repr>]` or `Literal[<repr1>, <repr2>]` for literal types or as `<repr>` for
 /// non literals
-pub(super) struct DisplayRepresentation<'db> {
+struct DisplayRepresentation<'db> {
     ty: Type<'db>,
     db: &'db dyn Db,
 }