diff --git a/libs/ui/include/psemek/ui/event_interceptor.hpp b/libs/ui/include/psemek/ui/event_interceptor.hpp
index 8a404571..e91dd571 100644
--- a/libs/ui/include/psemek/ui/event_interceptor.hpp
+++ b/libs/ui/include/psemek/ui/event_interceptor.hpp
@@ -11,6 +11,8 @@ namespace psemek::ui
 		: single_container
 	{
 		geom::box<float, 2> size_constraints() const override;
+		geom::interval<float> width_constraints(float height) const override;
+		geom::interval<float> height_constraints(float width) const override;
 
 		struct shape const & shape() const override;
 		void reshape(geom::box<float, 2> const & bbox) override;
diff --git a/libs/ui/source/event_interceptor.cpp b/libs/ui/source/event_interceptor.cpp
index 9a171375..8172e2c5 100644
--- a/libs/ui/source/event_interceptor.cpp
+++ b/libs/ui/source/event_interceptor.cpp
@@ -11,6 +11,20 @@ namespace psemek::ui
 		return element::size_constraints();
 	}
 
+	geom::interval<float> event_interceptor::width_constraints(float height) const
+	{
+		if (child_)
+			return child_->width_constraints(height);
+		return element::width_constraints(height);
+	}
+
+	geom::interval<float> event_interceptor::height_constraints(float width) const
+	{
+		if (child_)
+			return child_->height_constraints(width);
+		return element::height_constraints(width);
+	}
+
 	shape const & event_interceptor::shape() const
 	{
 		static const null_shape fallback_shape;