diff --git a/selfdrive/ui/qt/offroad/networking.h b/selfdrive/ui/qt/offroad/networking.h
index f33c311c18..cdcdf067ab 100644
--- a/selfdrive/ui/qt/offroad/networking.h
+++ b/selfdrive/ui/qt/offroad/networking.h
@@ -12,6 +12,7 @@ public:
   void setItem(const Network& n, const QPixmap &icon, bool show_forget_btn, const QPixmap &strength);
 
 signals:
+  // Cannot pass Network by reference. it may change after the signal is sent.
   void connectToNetwork(const Network n);
   void forgotNetwork(const Network n);