diff --git a/SDP/SDP/SDP.py b/SDP/SDP/SDP.py
index 00568ca427fce12cb751d80276321483f11d84a2..93729b9fe6ffbdfc054c7de9a06e84b1e82ec719 100644
--- a/SDP/SDP/SDP.py
+++ b/SDP/SDP/SDP.py
@@ -132,8 +132,8 @@ class SDP(Device):
         try:
             self.name_space_index = self.client.get_namespace_index("http://lofar.eu")
         except Exception as e:
-            self.warn_stream("Cannot determine the OPC-UA name space index.  Will try and use the default = 2.")
-            self.name_space_index = 2
+            self.name_space_index = 1
+            self.warn_stream("Cannot determine the OPC-UA name space index.  Will try and use the default = %d." % (self.name_space_index))
 
         self.obj_node = self.client.get_objects_node()
         # TODO