diff --git a/parser/lowercase_camel_json.go b/parser/lowercase_camel_json.go
index 72715a04b..af0891de6 100644
--- a/parser/lowercase_camel_json.go
+++ b/parser/lowercase_camel_json.go
@@ -38,7 +38,6 @@ func (c NullBoolJSONMarshaller) MarshalJSON() ([]byte, error) {
 	if err != nil {
 		return nil, err
 	}
-	i := bytes.Index(b, []byte("enableDefault"))
 	return nullEnableBoolRegex.ReplaceAll(b, []byte(`"$1": false`)), nil
 }