diff --git a/plugins/gui/include/gui/graph_widget/graph_graphics_view.h b/plugins/gui/include/gui/graph_widget/graph_graphics_view.h
index 1882f809285..58a4f00eabc 100644
--- a/plugins/gui/include/gui/graph_widget/graph_graphics_view.h
+++ b/plugins/gui/include/gui/graph_widget/graph_graphics_view.h
@@ -151,7 +151,6 @@ namespace hal
         void handleQueryShortestPath();
         void handleSelectOutputs();
         void handleSelectInputs();
-        void handleGroupingUnassign();
 
         void handleAddModuleToView();
         void handleAddGateToView();