diff --git a/app.py b/app.py
index fb38b90..4abd26f 100644
--- a/app.py
+++ b/app.py
@@ -443,12 +443,20 @@ async def index(request: Request):
             const socket = new WebSocket(wsUrl);
             let start;
             socket.onopen = () => {{ start = performance.now(); socket.send("ping"); }};
-            socket.onmessage = () => {{
+            
+            socket.onmessage = (event) => {{
+                try {{
+                    const msg = JSON.parse(event.data);
+                    if (msg.type === "mss_report") return; 
+                }} catch(e) {{
+                }}
+
                 const lat = Math.round(performance.now() - start);
                 el.textContent = lat + " MS";
                 el.classList.remove('loading');
                 socket.close();
             }};
+            
             socket.onerror = () => {{ el.textContent = "{t['stat_err']}"; }};
         }} catch(e) {{ el.textContent = "{t['stat_err']}"; }}
     }}