diff --git a/ostp-client/src/sysproxy.rs b/ostp-client/src/sysproxy.rs
index 91a9ee9..93dfc75 100644
--- a/ostp-client/src/sysproxy.rs
+++ b/ostp-client/src/sysproxy.rs
@@ -32,7 +32,7 @@ pub fn enable_windows_proxy(proxy_addr: &str) {
         ])
         .output();
         
-    let proxy_str = format!("http={};https={}", proxy_addr, proxy_addr);
+    let proxy_str = proxy_addr.to_string();
     let _ = Command::new("reg")
         .args([
             "add",
diff --git a/ostp/src/main.rs b/ostp/src/main.rs
index e777f35..37d2333 100644
--- a/ostp/src/main.rs
+++ b/ostp/src/main.rs
@@ -170,8 +170,8 @@ async fn main() -> Result<()> {
                     socks5_bind: Some("127.0.0.1:1088".to_string()),
                     tun: Some(TunConfig {
                         enable: false,
-                        wintun_path: None,
-                        ipv4_address: None,
+                        wintun_path: Some("./wintun.dll".to_string()),
+                        ipv4_address: Some("10.1.0.2/24".to_string()),
                     }),
                     turn: None,
                     debug: Some(false),