diff --git a/src/Mod/TechDraw/Gui/QGISectionLine.h b/src/Mod/TechDraw/Gui/QGISectionLine.h
index 07caf2d2f4..2e167ca88d 100644
--- a/src/Mod/TechDraw/Gui/QGISectionLine.h
+++ b/src/Mod/TechDraw/Gui/QGISectionLine.h
@@ -85,7 +85,7 @@ private:
     double             m_arrowSize;
     //QColor             m_color;
     double             m_extLen;
-    int                m_sectionFormat;     //0 = ASME, 1 = ISO
+//    int                m_sectionFormat;     //0 = ASME, 1 = ISO
 };
 
 }