diff --git a/web_widget_one2many_tags/README.rst b/web_widget_one2many_tags/README.rst
index 752c8c2e..a35f4a35 100644
--- a/web_widget_one2many_tags/README.rst
+++ b/web_widget_one2many_tags/README.rst
@@ -37,6 +37,7 @@ Contributors
 
 * Holger Brunn <hbrunn@therp.nl>
 * Iván Todorovich <ivan.todorovich@gmail.com>
+* Peter Hahn <peter.hahn@initos.com>
 
 Maintainer
 ----------
diff --git a/web_widget_one2many_tags/static/src/js/web_widget_one2many_tags.js b/web_widget_one2many_tags/static/src/js/web_widget_one2many_tags.js
index 04bba4ba..7540ee3e 100755
--- a/web_widget_one2many_tags/static/src/js/web_widget_one2many_tags.js
+++ b/web_widget_one2many_tags/static/src/js/web_widget_one2many_tags.js
@@ -82,8 +82,15 @@ openerp.web_widget_one2many_tags = function(instance)
         init: function () {
             this._super.apply(this, arguments);
             // Treat it as many2many to trick odoo into populating '__display'.
+            // note: this has been fixed in core OCB recently
             this.type = 'many2many';
         },
+        _format: function (row_data, options) {
+            if (_.isEmpty(row_data[this.id].value)) {
+                row_data[this.id] = {'value': false};
+            }
+            return this._super(row_data, options);
+        }
     });
 
     instance.web.list.columns.add(