diff --git a/src/app/script/websocket_class.cpp b/src/app/script/websocket_class.cpp
index f5d85189c..b97fbb727 100644
--- a/src/app/script/websocket_class.cpp
+++ b/src/app/script/websocket_class.cpp
@@ -180,8 +180,12 @@ int WebSocket_connect(lua_State* L)
   ws->start();
 
   if (g_connections.empty()) {
-    g_timer = std::make_unique<ui::Timer>(33, ui::Manager::getDefault());
-    g_timer->start();
+#ifdef ENABLE_UI
+    if (App::instance()->isGui()) {
+      g_timer = std::make_unique<ui::Timer>(33, ui::Manager::getDefault());
+      g_timer->start();
+    }
+#endif
   }
   g_connections.insert(ws);