diff --git a/log.go b/log.go
index 8e58c6d..9a43d53 100644
--- a/log.go
+++ b/log.go
@@ -132,7 +132,7 @@ func (log *Logger) logwrite(typ logLevel, calldepth int, format string, v ...int
 
 	var (
 		idstr  = log.GetLogidStr("[%s] ")
-		prestr = idstr + "[" + log.module + "] "
+		prestr = idstr // + "[" + log.module + "] "
 	)
 
 	format = strings.Trim(format, "\n")