diff --git a/appdep/iflytop/core/spdlogfactory/logger_factory.cpp b/appdep/iflytop/core/spdlogfactory/logger_factory.cpp
index 6273809..c8b3a57 100644
--- a/appdep/iflytop/core/spdlogfactory/logger_factory.cpp
+++ b/appdep/iflytop/core/spdlogfactory/logger_factory.cpp
@@ -139,26 +139,17 @@ static bool c_daily_file_sink_mt(json j) {
   }
 };
 #endif
-
 static string default_config = R"(
 [
     {
        "name": "infologger",
        "type": "daily_file_sink_mt",
        "filename": "logs/infolog.log",
-       "max_files": 30,
+       "max_files": 3,
        "rotate_on_open": true,
        "level" : 2
     },
     {
-        "name": "debuglogger",
-        "type": "daily_file_sink_mt",
-        "filename": "logs/debuglog.log",
-        "max_files": 10,
-        "rotate_on_open": true,
-        "level": 0
-    },
-    {
         "name": "terminal",
         "type": "stdout_color_sink_mt"
     },
@@ -168,7 +159,6 @@ static string default_config = R"(
         "level": 2,
         "sinks": [
             "terminal",
-            "debuglogger",
             "infologger"
         ]
     }