diff --git a/site_ansto/instrument/config/source/source.tcl b/site_ansto/instrument/config/source/source.tcl
index cab62522..898d92a9 100644
--- a/site_ansto/instrument/config/source/source.tcl
+++ b/site_ansto/instrument/config/source/source.tcl
@@ -4,7 +4,7 @@ if {[SplitReply [opal_simulation]]=="false"} {
   MakeAsyncProtocol std
   std sendterminator \r\n\r\n
   std replyterminator 0x03
-  MakeAsyncQueue aqreactor std neutron.ansto.gov.au 80
+  MakeAsyncQueue aqreactor std portal.nbi.ansto.gov.au 80
   aqreactor timeout 2000
 }
 add_reactor_status source aqadapter aqreactor