diff --git a/src/Mod/Sketcher/Gui/DrawSketchHandlerPolygon.h b/src/Mod/Sketcher/Gui/DrawSketchHandlerPolygon.h
index d0fc81fb92..ce51c13603 100644
--- a/src/Mod/Sketcher/Gui/DrawSketchHandlerPolygon.h
+++ b/src/Mod/Sketcher/Gui/DrawSketchHandlerPolygon.h
@@ -303,15 +303,15 @@ void DSHPolygonController::configureToolWidget()
 {
 
     toolWidget->setParameterLabel(
-        OnViewParameter::First,
+        WParameter::First,
         QApplication::translate("ToolWidgetManager_p4", "Sides (+'U'/ -'J')"));
-    toolWidget->setParameter(OnViewParameter::First,
+    toolWidget->setParameter(WParameter::First,
                              handler->numberOfCorners);  // unconditionally set
-    toolWidget->configureParameterUnit(OnViewParameter::First, Base::Unit());
-    toolWidget->configureParameterMin(OnViewParameter::First, 3.0);  // NOLINT
+    toolWidget->configureParameterUnit(WParameter::First, Base::Unit());
+    toolWidget->configureParameterMin(WParameter::First, 3.0);  // NOLINT
     // We set a reasonable max to avoid the spinbox from being very large
-    toolWidget->configureParameterMax(OnViewParameter::First, 9999.0);  // NOLINT
-    toolWidget->configureParameterDecimals(OnViewParameter::First, 0);
+    toolWidget->configureParameterMax(WParameter::First, 9999.0);  // NOLINT
+    toolWidget->configureParameterDecimals(WParameter::First, 0);
 
     onViewParameters[OnViewParameter::First]->setLabelType(Gui::SoDatumLabel::DISTANCEX);
     onViewParameters[OnViewParameter::Second]->setLabelType(Gui::SoDatumLabel::DISTANCEY);