diff --git a/public/js/wn/form/control.js b/public/js/wn/form/control.js
index 184e811263..8463bb769b 100644
--- a/public/js/wn/form/control.js
+++ b/public/js/wn/form/control.js
@@ -196,6 +196,7 @@ wn.ui.form.ControlInput = wn.ui.form.Control.extend({
 						me.set_input(me.value);
 				} else {
 					$(me.input_area).toggle(false);
+					$(me.input_area).find("input").prop("disabled", true);
 					me.disp_area && $(me.disp_area)
 						.toggle(true)
 						.html(