diff --git a/.env b/.env
index 3eeb240..1015b6b 100644
--- a/.env
+++ b/.env
@@ -1 +1 @@
-NEXT_PUBLIC_WS_URL=wss://dataweb.isis.rl.ac.uk:7777/pvws/pv
+NEXT_PUBLIC_WS_URL=wss://ndaextweb4.nd.rl.ac.uk/pvws/pv
diff --git a/README.md b/README.md
index 6f644fc..17fbdc2 100644
--- a/README.md
+++ b/README.md
@@ -22,7 +22,7 @@ To install all dependencies, use:
 
 ### Running
 
-This web dashboard relies on a PVWS instance to forward EPICS data via a websocket. https://github.com/ISISComputingGroup/WebDashboard/issues/30 should mean that there is a central instance running which will be used for production, but you may point your web dashboard at a local instance for dev work.
+This web dashboard relies on a PVWS instance to forward EPICS data via a websocket. If you don't want to point your instance to the deployed websocket on NDAEXTWEB, you may point your web dashboard at a local instance for dev work.
 
 <details>
   <summary>Running PVWS locally for development</summary>