diff --git a/f9/src/app.rs b/f9/src/app.rs
index edeb90c..7dd4799 100644
--- a/f9/src/app.rs
+++ b/f9/src/app.rs
@@ -55,7 +55,7 @@ struct IMMsgNode {
 
 struct HttpContext {
     id: u64,
-    //req: &HttpRequest,
+    query_str: String,
     add_tick: i64,
     handled: bool,
     rsp: String
@@ -66,7 +66,7 @@ async fn index(data: Data<Arc::<AppState>>, req: HttpRequest) -> impl Responder
     let context = Arc::new(
         Mutex::new(HttpContext{
             id: 0,
-            //req: &req,
+            query_str: String::from(req.query_string()),
             add_tick: 0,
             handled: false,
             rsp: "".to_string()