diff --git a/include/ftxui/screen/screen.hpp b/include/ftxui/screen/screen.hpp
index efde98e4..27bca993 100644
--- a/include/ftxui/screen/screen.hpp
+++ b/include/ftxui/screen/screen.hpp
@@ -60,7 +60,7 @@ class Screen : public Image {
       BarBlinking = 5,
       Bar = 6,
     };
-    Shape shape;
+    Shape shape = Hidden;
   };
 
   Cursor cursor() const { return cursor_; }