diff --git a/src/hyperion-x11/X11Wrapper.h b/src/hyperion-x11/X11Wrapper.h
index 211dfe18..18fab407 100644
--- a/src/hyperion-x11/X11Wrapper.h
+++ b/src/hyperion-x11/X11Wrapper.h
@@ -19,6 +19,8 @@ public:
     void start();
 
     void stop();
+    
+    bool displayInit();
 
 signals:
     void sig_screenshot(const Image<ColorRgb> & screenshot);