diff --git a/src/parser/vless.rs b/src/parser/vless.rs
index 3df13a6..84ac8ce 100644
--- a/src/parser/vless.rs
+++ b/src/parser/vless.rs
@@ -46,7 +46,7 @@ pub fn parse_vless_uui_and_host(raw_data: &str) -> VlessUUIDAndHost {
         }
         Some(data) => (
             String::from(data.0),
-            data.1.parse::<u16>().expect("Port is not a number"),
+            data.1.parse::<u16>().expect("Wrong vless format, port is not a number"),
         ),
     };
     return VlessUUIDAndHost { uuid, host, port };