diff --git a/log/logger.go b/log/logger.go
index a579dca..c250c16 100644
--- a/log/logger.go
+++ b/log/logger.go
@@ -631,10 +631,10 @@ func (l *Logger) compressLogFile(srcFile, dstFile string) error {
 		_ = f.Close()
 	}()
 
-	if err = os.MkdirAll(l.dir(), 0755); err != nil {
+	if err = os.MkdirAll(l.dir(), 0750); err != nil {
 		return err
 	}
-	gzf, err := os.OpenFile(filepath.Join(l.dir(), filepath.Clean(dstFile)), os.O_WRONLY|os.O_CREATE|os.O_APPEND, 0644)
+	gzf, err := os.OpenFile(filepath.Join(l.dir(), filepath.Clean(dstFile)), os.O_WRONLY|os.O_CREATE|os.O_APPEND, 0600)
 	if err != nil {
 		return err
 	}