diff --git a/include/wx/x11/app.h b/include/wx/x11/app.h
index 4c14323209..5fedad11f9 100644
--- a/include/wx/x11/app.h
+++ b/include/wx/x11/app.h
@@ -53,7 +53,7 @@ public:
     virtual void ExitMainLoop();
     virtual bool Initialized();
     virtual bool Pending();
-    virtual void Dispatch();
+    virtual bool Dispatch();
 
     virtual void Exit();