diff --git a/Cargo.toml b/Cargo.toml
index c2a9df3..e7edc93 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -28,7 +28,7 @@ udpgw = []
 
 [dependencies]
 async-trait = "0.1"
-base64 = { version = "0.22" }
+base64easy = "0.1"
 chrono = "0.4"
 clap = { version = "4", features = ["derive", "wrap_help", "color"] }
 ctrlc2 = { version = "3", features = ["tokio", "termination"] }
diff --git a/src/http.rs b/src/http.rs
index 6c5f0d6..0b6adf5 100644
--- a/src/http.rs
+++ b/src/http.rs
@@ -4,7 +4,6 @@ use crate::{
     proxy_handler::{ProxyHandler, ProxyHandlerManager},
     session_info::{IpProtocol, SessionInfo},
 };
-use base64::Engine;
 use httparse::Response;
 use socks5_impl::protocol::UserKey;
 use std::{
@@ -141,8 +140,7 @@ impl HttpConnection {
                     .extend(format!("{}: {}\r\n", PROXY_AUTHORIZATION, response.to_header_string()).as_bytes());
             }
             AuthenticationScheme::Basic => {
-                let cred = format!("{}:{}", credentials.username, credentials.password);
-                let auth_b64 = base64::engine::general_purpose::STANDARD.encode(cred);
+                let auth_b64 = base64easy::encode(credentials.to_string(), base64easy::EngineKind::Standard);
                 self.server_outbuf
                     .extend(format!("{}: Basic {}\r\n", PROXY_AUTHORIZATION, auth_b64).as_bytes());
             }