diff --git a/xs/src/slic3r/GUI/Field.cpp b/xs/src/slic3r/GUI/Field.cpp
index 36a1c396f..0885e041b 100644
--- a/xs/src/slic3r/GUI/Field.cpp
+++ b/xs/src/slic3r/GUI/Field.cpp
@@ -95,9 +95,10 @@ namespace Slic3r { namespace GUI {
 		wxString tooltip_text("");
 		wxString tooltip = _(m_opt.tooltip);
 		if (tooltip.length() > 0)
-			tooltip_text = tooltip + "(" + _(L("default")) + ": " +
-							(boost::iends_with(m_opt_id, "_gcode") ? "\n" : "") + 
-							default_string + ")";
+            tooltip_text = tooltip + "\n    " + _(L("default value")) + "\t: " +
+            (boost::iends_with(m_opt_id, "_gcode") ? "\n" : "") + default_string +
+            (boost::iends_with(m_opt_id, "_gcode") ? "" : "\n") + "\n    " +
+            _(L("variable name")) + "\t: " + m_opt_id;
 
 		return tooltip_text;
 	}