diff -r 21f40ed5238f -r 496029f768d9 runtime/NevowServer.py
--- a/runtime/NevowServer.py	Fri Apr 28 13:28:22 2017 +0300
+++ b/runtime/NevowServer.py	Wed May 03 11:03:44 2017 +0300
@@ -124,7 +124,7 @@
 
     def __init__(self, plcState=False, *a, **kw):
         super(WebInterface, self).__init__(*a, **kw)
-        self.jsModules.mapping[u'WebInterface'] = paths.AbsNeighbourFile(__file__), 'webinterface.js')
+        self.jsModules.mapping[u'WebInterface'] = paths.AbsNeighbourFile(__file__, 'webinterface.js')
         self.plcState = plcState
         self.MainPage.setPLCState(plcState)