diff --git a/addons/web/static/src/js/fields/basic_fields.js b/addons/web/static/src/js/fields/basic_fields.js
index abdd3e57c37..9eddfbf320e 100644
--- a/addons/web/static/src/js/fields/basic_fields.js
+++ b/addons/web/static/src/js/fields/basic_fields.js
@@ -884,6 +884,8 @@ var FieldBoolean = AbstractField.extend({
     _onKeydown: function (ev) {
         switch (ev.which) {
             case $.ui.keyCode.ENTER:
+                // prevent subsequent 'click' event (see _onKeydown of AbstractField)
+                ev.preventDefault();
                 this.$input.prop('checked', !this.value);
                 this._setValue(!this.value);
                 return;