diff -r a0932a52e53b -r 1627d552f181 Beremiz_service.py
--- a/Beremiz_service.py	Thu Jun 18 10:42:08 2020 +0200
+++ b/Beremiz_service.py	Thu Jun 18 11:00:26 2020 +0200
@@ -497,10 +497,10 @@
     if webport is not None:
         try:
             import runtime.NevowServer as NS  # pylint: disable=ungrouped-imports
+            NS.WorkingDir = WorkingDir
         except Exception:
             LogMessageAndException(_("Nevow/Athena import failed :"))
             webport = None
-        NS.WorkingDir = WorkingDir
 
     try:
         import runtime.WampClient as WC  # pylint: disable=ungrouped-imports