diff --git a/include/flatbuffers/minireflect.h b/include/flatbuffers/minireflect.h
index 26fd86c96..22f43fbab 100644
--- a/include/flatbuffers/minireflect.h
+++ b/include/flatbuffers/minireflect.h
@@ -407,8 +407,9 @@ struct ToStringVisitor : public IterationVisitor {
 inline std::string FlatBufferToString(const uint8_t *buffer,
                                       const TypeTable *type_table,
                                       bool multi_line = false,
-                                      bool vector_delimited = true) {
-  ToStringVisitor tostring_visitor(multi_line ? "\n" : " ", false, "",
+                                      bool vector_delimited = true,
+                                      const std::string& indent = "") {
+  ToStringVisitor tostring_visitor(multi_line ? "\n" : " ", false, indent,
                                    vector_delimited);
   IterateFlatBuffer(buffer, type_table, &tostring_visitor);
   return tostring_visitor.s;