diff --git a/radio/src/thirdparty/libopenui/src/dialog.cpp b/radio/src/thirdparty/libopenui/src/dialog.cpp
index 26b540477..751f7b285 100644
--- a/radio/src/thirdparty/libopenui/src/dialog.cpp
+++ b/radio/src/thirdparty/libopenui/src/dialog.cpp
@@ -20,7 +20,7 @@
 #include "dialog.h"
 #include "mainwindow.h"
 
-Dialog::Dialog(std::string title, const rect_t rect):
+Dialog::Dialog(std::string title, const rect_t & rect):
   FormGroup(&mainWindow, rect, OPAQUE),
   title(std::move(title)),
   previousFocus(focusWindow)
diff --git a/radio/src/thirdparty/libopenui/src/dialog.h b/radio/src/thirdparty/libopenui/src/dialog.h
index 6807705a4..0827f21f5 100644
--- a/radio/src/thirdparty/libopenui/src/dialog.h
+++ b/radio/src/thirdparty/libopenui/src/dialog.h
@@ -24,7 +24,7 @@
 
 class Dialog: public FormGroup {
   public:
-    Dialog(std::string title, const rect_t rect);
+    Dialog(std::string title, const rect_t & rect);
 
     void paint(BitmapBuffer * dc) override;