diff --git a/cli/cli.go b/cli/cli.go
index 333f36b2..0f7e9adf 100644
--- a/cli/cli.go
+++ b/cli/cli.go
@@ -247,7 +247,7 @@ func Flag(args string) (string, map[string]interface{}) {
 		err error
 	)
 	args = strings.TrimSpace(args)
-	re := regexp.MustCompile(`(?i)-([a-z]+)={0,1}\s{0,1}([0-9|a-z]+)`)
+	re := regexp.MustCompile(`(?i)-([a-z]+)={0,1}\s{0,1}([0-9|a-z|-]+)`)
 	f := re.FindAllStringSubmatch(args, -1)
 	for _, kv := range f {
 		if len(kv) > 1 {