diff --git a/repertory/librepertory/include/app_config.hpp b/repertory/librepertory/include/app_config.hpp
index 9d2e1c06..72c6b868 100644
--- a/repertory/librepertory/include/app_config.hpp
+++ b/repertory/librepertory/include/app_config.hpp
@@ -70,7 +70,7 @@ private:
   bool enable_max_cache_size_;
 #if defined(_WIN32)
   bool enable_mount_manager_;
-#endif
+#endif // defined(_WIN32)
   bool enable_remote_mount_;
   encrypt_config encrypt_config_;
   event_level event_level_;