diff --git a/source/Platform/Unix/X11Display.cpp b/source/Platform/Unix/X11Display.cpp
index 556e601..c3eecf4 100644
--- a/source/Platform/Unix/X11Display.cpp
+++ b/source/Platform/Unix/X11Display.cpp
@@ -275,9 +275,11 @@ void X11Display::processEvent(const ::XEvent& event)
 		break;
 	case FocusIn:
 		Log::debug("X11: FocusIn");
+		_priv::focused_display = this;
 		break;
 	case FocusOut:
 		Log::debug("X11: FocusOut");
+		_priv::focused_display = NULL;
 		break;
 	}
 }