diff --git a/tests/go_client/common/utils.go b/tests/go_client/common/utils.go
index 3090857855262..7b671b0b8c377 100644
--- a/tests/go_client/common/utils.go
+++ b/tests/go_client/common/utils.go
@@ -58,7 +58,6 @@ func GenInvalidNames() []string {
 	invalidNames := []string{
 		"",
 		"   ",
-		"12-s",
 		"(mn)",
 		"中文",
 		"%$#",