diff --git a/logging.go b/logging.go
index d6b1920..368fd46 100644
--- a/logging.go
+++ b/logging.go
@@ -32,7 +32,7 @@ func initLogger(level zapcore.Level) {
 		zapcore.NewJSONEncoder(zap.NewProductionEncoderConfig()),
 		zapcore.AddSync(&lumberjack.Logger{
 			Filename:   logFilename,
-			MaxSize:    500,
+			MaxSize:    20,
 			MaxBackups: 3,
 			MaxAge:     28,
 		}),
@@ -103,3 +103,10 @@ func (core *LogStorage) Write(entry zapcore.Entry, fields []zapcore.Field) error
 func (core *LogStorage) Sync() error {
 	return nil
 }
+
+func parseAsFields(fields map[string]any) (result []zapcore.Field) {
+	for k, v := range fields {
+		result = append(result, zap.Any(k, v))
+	}
+	return
+}