diff -r b45f2768fab1 -r 81aa8aaccdd4 runtime/NevowServer.py
--- a/runtime/NevowServer.py	Sat Aug 19 16:30:15 2017 +0300
+++ b/runtime/NevowServer.py	Sat Aug 19 16:45:37 2017 +0300
@@ -64,7 +64,7 @@
     jsClass = u"WebInterface.PLC"
     docFactory = loaders.stan(tags.div(render=tags.directive('liveElement'))[
                                                     tags.div(id='content')[
-                                                    tags.div(render=tags.directive('PLCElement')),
+                                                        tags.div(render=tags.directive('PLCElement')),
                                                     ]])
 
     def __init__(self, *a, **kw):