diff --git a/addons/web/static/src/js/openerpframework.js b/addons/web/static/src/js/openerpframework.js
index 897a9213c30..86710cc3cbd 100644
--- a/addons/web/static/src/js/openerpframework.js
+++ b/addons/web/static/src/js/openerpframework.js
@@ -469,9 +469,13 @@ openerp.PropertiesMixin = _.extend({}, openerp.EventDispatcherMixin, {
             if (tmp === val)
                 return;
             if (key === 'value' && self.field && self.field.type === 'float' && tmp && val){
-                var precision = self.field.digits ? self.field.digits[1] : 2;
-                if (openerp.web.float_is_zero(tmp - val, precision))
-                return;
+                var digits = self.field.digits;
+                if (digits !== 0){
+                    digits = digits ? digits[1] : 2;
+                    if (openerp.web.float_is_zero(tmp - val, digits)){
+                        return;
+                    }
+                }
             }
             changed = true;
             self.__getterSetterInternalMap[key] = val;