diff --git a/addons/web/static/src/js/view_form.js b/addons/web/static/src/js/view_form.js
index cb6a7bedc95..8b3f4737658 100644
--- a/addons/web/static/src/js/view_form.js
+++ b/addons/web/static/src/js/view_form.js
@@ -1605,7 +1605,7 @@ openerp.web.form.FieldSelection = openerp.web.form.Field.extend({
     init: function(view, node) {
         var self = this;
         this._super(view, node);
-        this.values = this.field.selection;
+        this.values = _.clone(this.field.selection);
         _.each(this.values, function(v, i) {
             if (v[0] === false && v[1] === '') {
                 self.values.splice(i, 1);
@@ -3121,7 +3121,7 @@ openerp.web.form.FieldSelectionReadonly = openerp.web.form.FieldReadonly.extend(
         // lifted straight from r/w version
         var self = this;
         this._super(view, node);
-        this.values = this.field.selection;
+        this.values = _.clone(this.field.selection);
         _.each(this.values, function(v, i) {
             if (v[0] === false && v[1] === '') {
                 self.values.splice(i, 1);
diff --git a/addons/web/static/src/xml/base.xml b/addons/web/static/src/xml/base.xml
index 0200798f3d5..1fe4d028db4 100644
--- a/addons/web/static/src/xml/base.xml
+++ b/addons/web/static/src/xml/base.xml
@@ -833,7 +833,7 @@
         <li t-if="widget.field and widget.field.selection" data-item="selection">
             <span class="oe_tooltip_technical_title">Selection:</span>
             <ul>
-                <li t-foreach="widget.field.selection" t-as="option" t-if="option[0]">
+                <li t-foreach="widget.field.selection" t-as="option">
                     [<t t-esc="option[0]"/>]
                     <t t-if="option[1]"> - </t>
                     <t t-esc="option[1]"/>