diff --git a/constant/adapters.go b/constant/adapters.go
index 4ba891d..85c8c10 100644
--- a/constant/adapters.go
+++ b/constant/adapters.go
@@ -108,9 +108,9 @@ func (at AdapterType) String() string {
 	case Socks5:
 		return "Socks5"
 	case Http:
-		return "Http"
+		return "HTTP"
 	case Vmess:
-		return "Vmess"
+		return "VMess"
 	case Trojan:
 		return "Trojan"