diff --git a/lib/remote-server.js b/lib/remote-server.js
index b8797b6..dd16ee6 100644
--- a/lib/remote-server.js
+++ b/lib/remote-server.js
@@ -125,7 +125,20 @@ class RemoteServer {
     });
 
     ws.on('error', () => {
+      clearTimeout(authTimeout);
+      const client = this._clients.get(ws);
+      const wasAuthenticated = client && client.authenticated;
       this._clients.delete(ws);
+
+      if (wasAuthenticated) {
+        this._config.onSignalingToCapture({
+          type: 'client-disconnected',
+          clientId: client.id
+        });
+        if (this.getClientCount() === 0) {
+          this._config.onDestroyCaptureWindow();
+        }
+      }
     });
   }