diff --git a/vlib/builtin/option.v b/vlib/builtin/option.v
index 230a8ea85a..5ce732468f 100644
--- a/vlib/builtin/option.v
+++ b/vlib/builtin/option.v
@@ -27,13 +27,9 @@ pub fn (err IError) str() string {
 		else {
 			// >> Hack to allow old style custom error implementations
 			// TODO: remove once deprecation period for `IError` methods has ended
-			old_error_style := unsafe { voidptr(&err.msg) != voidptr(&err.code) } // if fields are not defined (new style) they don't have an offset between
-			if old_error_style {
-				'$err.type_name(): $err.msg'
-			} else {
-				// <<
-				'$err.type_name(): $err.msg()'
-			}
+			// old_error_style := unsafe { voidptr(&err.msg) != voidptr(&err.code) } // if fields are not defined (new style) they don't have an offset between
+			// <<
+			'$err.type_name(): $err.msg()'
 		}
 	}
 }