diff --git a/crates/shadowsocks-service/src/local/http/http_client.rs b/crates/shadowsocks-service/src/local/http/http_client.rs
index 493c52f6..bad67192 100644
--- a/crates/shadowsocks-service/src/local/http/http_client.rs
+++ b/crates/shadowsocks-service/src/local/http/http_client.rs
@@ -53,6 +53,7 @@ pub enum HttpClientError {
     InvalidHeaderValue(#[from] InvalidHeaderValue),
 }
 
+#[allow(clippy::large_enum_variant)]
 #[derive(thiserror::Error, Debug)]
 enum SendRequestError<B> {
     #[error("{0}")]