diff --git a/include/ui/Rect.h b/include/ui/Rect.h
index 4e65a2d..9e98bc5 100644
--- a/include/ui/Rect.h
+++ b/include/ui/Rect.h
@@ -27,7 +27,7 @@
 class Rect : public ARect
 {
 public:
-    typedef int32_t value_type;
+    typedef ARect::value_type value_type;
 
     // we don't provide copy-ctor and operator= on purpose
     // because we want the compiler generated versions