diff --git a/repertory/librepertory/include/file_manager/direct_open_file.hpp b/repertory/librepertory/include/file_manager/direct_open_file.hpp
index e398631c..1462860f 100644
--- a/repertory/librepertory/include/file_manager/direct_open_file.hpp
+++ b/repertory/librepertory/include/file_manager/direct_open_file.hpp
@@ -82,6 +82,10 @@ public:
 
   [[nodiscard]] auto get_read_state(std::size_t chunk) const -> bool override;
 
+  [[nodiscard]] auto get_total_chunks() const -> std::size_t {
+    return total_chunks_;
+  }
+
   [[nodiscard]] auto is_complete() const -> bool override { return true; }
 
   [[nodiscard]] auto is_write_supported() const -> bool override {