diff --git a/radio/src/thirdparty/libopenui/src/form.h b/radio/src/thirdparty/libopenui/src/form.h
index cd9397252..cd612ff0b 100644
--- a/radio/src/thirdparty/libopenui/src/form.h
+++ b/radio/src/thirdparty/libopenui/src/form.h
@@ -87,7 +87,7 @@ class FormGroup: public FormField {
 
     ~FormGroup() override
     {
-      deleteChildren();
+      deleteChildren(); // TODO move it to ~Window()
     }
 
 #if defined(DEBUG_WINDOWS)
diff --git a/radio/src/thirdparty/libopenui/src/window.cpp b/radio/src/thirdparty/libopenui/src/window.cpp
index 80896e6ad..8c371e2ce 100644
--- a/radio/src/thirdparty/libopenui/src/window.cpp
+++ b/radio/src/thirdparty/libopenui/src/window.cpp
@@ -45,6 +45,8 @@ Window::~Window()
   if (focusWindow == this) {
     focusWindow = nullptr;
   }
+
+  //  TODO deleteChildren(); (remove from FormGroup)
 }
 
 void Window::attach(Window * window)
diff --git a/radio/src/thirdparty/libopenui/src/window.h b/radio/src/thirdparty/libopenui/src/window.h
index 75e55493a..0eeb051ba 100644
--- a/radio/src/thirdparty/libopenui/src/window.h
+++ b/radio/src/thirdparty/libopenui/src/window.h
@@ -299,6 +299,8 @@ class Window {
 
     virtual void checkEvents();
 
+    void detach();
+
   protected:
     Window * parent;
     std::list<Window *> children;
@@ -318,8 +320,6 @@ class Window {
 
     void  attach(Window * window);
 
-    void detach();
-
     void addChild(Window * window)
     {
       children.push_back(window);