diff --git a/src/main.cpp b/src/main.cpp
index 60de446..ffcaa10 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -30,10 +30,10 @@ int Main::main(int argc, char *argv[]) {
   /**
    * @brief 解析命令行参数
    */
-  string test_mode;
+  string test_mode = "false";
   auto   cli = ((required("--test_mode") & value("test_mode", test_mode)).doc("test_mode"));
   if (!parse(argc, argv, cli)) {
-    test_mode = "true";
+    test_mode = "false";
     // cout << make_man_page(cli, argv[0]);
     // exit(-1);
   }