diff --git a/pillar/web/utils/jstree.py b/pillar/web/utils/jstree.py
index c1314515..3bd599f9 100644
--- a/pillar/web/utils/jstree.py
+++ b/pillar/web/utils/jstree.py
@@ -20,8 +20,8 @@ def jstree_parse_node(node, children=None):
         node_type = node.properties.content_type
     parsed_node = dict(
         id="n_{0}".format(node._id),
-        a_attr={ "href" : url_for_node(node=node) },
-        li_attr={ "data-node-type" : node.node_type },
+        a_attr={"href": url_for_node(node=node)},
+        li_attr={"data-node-type": node.node_type},
         text=Markup.escape(node.name),
         type=node_type,
         children=False)