1 files changed, 3 insertions, 0 deletions
diff --git a/include/cru/ui/Base.hpp b/include/cru/ui/Base.hpp
index 36d0eb78..39fbb035 100644
--- a/include/cru/ui/Base.hpp
+++ b/include/cru/ui/Base.hpp
@@ -29,7 +29,10 @@ namespace colors = cru::platform::colors;
 class Window;
 class Control;
 class ClickDetector;
+
+namespace host {
 class WindowHost;
+}
 
 namespace render {
 class RenderObject;