diff --git a/include/wx/evtloop.h b/include/wx/evtloop.h
index 6b2e7c7c95..ad58b1482c 100644
--- a/include/wx/evtloop.h
+++ b/include/wx/evtloop.h
@@ -195,6 +195,9 @@ protected:
 
     // should we exit the loop?
     bool m_shouldExit;
+
+private:
+    wxDECLARE_NO_COPY_CLASS(wxEventLoopManual);
 };
 
 #endif // platforms using "manual" loop