diff --git a/cmd/cmd.go b/cmd/cmd.go
index 0f8c591..b2137b6 100644
--- a/cmd/cmd.go
+++ b/cmd/cmd.go
@@ -39,6 +39,7 @@ func Execute() {
 			} else {
 				log.InitLog("error")
 			}
+			// default select all browsers
 			browsers, err := core.PickBrowsers(browser)
 			if err != nil {
 				log.Error(err)