diff --git a/mono/src/server/https_server.rs b/mono/src/server/https_server.rs
index 5de3f7ea6..3b16737c7 100644
--- a/mono/src/server/https_server.rs
+++ b/mono/src/server/https_server.rs
@@ -10,7 +10,6 @@ use axum::http::{self, Request, Uri};
 use axum::response::Response;
 use axum::routing::get;
 use axum::Router;
-use http::HeaderValue;
 use lazy_static::lazy_static;
 use regex::Regex;
 use tower::ServiceBuilder;
@@ -100,7 +99,6 @@ pub async fn app(context: Context, host: String, port: u16) -> Router {
         listen_addr: format!("http://{}:{}", host, port),
     };
 
-    let cors_origin = HeaderValue::from_str(&config.oauth.clone().unwrap().ui_domain).expect("ui_domain in config not set");
     // add RequestDecompressionLayer for handle gzip encode
     // add TraceLayer for log record
     // add CorsLayer to add cors header
@@ -114,9 +112,15 @@ pub async fn app(context: Context, host: String, port: u16) -> Router {
         // Using Regular Expressions for Path Matching in Protocol
         .route("/{*path}", get(get_method_router).post(post_method_router))
         .layer(
-            ServiceBuilder::new().layer(CorsLayer::new().allow_origin(cors_origin).allow_headers(
-                vec![http::header::AUTHORIZATION, http::header::CONTENT_TYPE],
-            ).allow_methods(Any)),
+            ServiceBuilder::new().layer(
+                CorsLayer::new()
+                    .allow_origin(Any)
+                    .allow_headers(vec![
+                        http::header::AUTHORIZATION,
+                        http::header::CONTENT_TYPE,
+                    ])
+                    .allow_methods(Any),
+            ),
         )
         .layer(TraceLayer::new_for_http())
         .layer(RequestDecompressionLayer::new())