diff --git a/package.json b/package.json
index 39f930a..2fed945 100644
--- a/package.json
+++ b/package.json
@@ -57,7 +57,7 @@
     "i18next-http-backend": "^1.4.4",
     "livekit-client": "^1.9.7",
     "lodash": "^4.17.21",
-    "matrix-js-sdk": "github:matrix-org/matrix-js-sdk#af10b0c44b4a427c8d2224bfd6feb03a12cfd27e",
+    "matrix-js-sdk": "github:matrix-org/matrix-js-sdk#426d29d6b9a9d71a3c0d7fe6f7bac3473cd10832",
     "matrix-widget-api": "^1.3.1",
     "mermaid": "^8.13.8",
     "normalize.css": "^8.0.1",
diff --git a/src/ClientContext.tsx b/src/ClientContext.tsx
index c69dd44..ba1b217 100644
--- a/src/ClientContext.tsx
+++ b/src/ClientContext.tsx
@@ -138,6 +138,15 @@ export const ClientProvider: FC<Props> = ({ children }) => {
           const { user_id, device_id, access_token, passwordlessUser } =
             session;
 
+          const livekit = Config.get().livekit;
+          const foci = livekit
+            ? [
+                {
+                  livekitServiceUrl: livekit.livekit_service_url,
+                },
+              ]
+            : undefined;
+
           try {
             return {
               client: await initClient(
@@ -147,6 +156,7 @@ export const ClientProvider: FC<Props> = ({ children }) => {
                   userId: user_id,
                   deviceId: device_id,
                   fallbackICEServerAllowed: fallbackICEServerAllowed,
+                  foci,
                 },
                 true
               ),
@@ -163,6 +173,7 @@ export const ClientProvider: FC<Props> = ({ children }) => {
                     userId: user_id,
                     deviceId: device_id,
                     fallbackICEServerAllowed: fallbackICEServerAllowed,
+                    foci,
                   },
                   false // Don't need the crypto store just to log out
                 );
diff --git a/src/room/GroupCallView.tsx b/src/room/GroupCallView.tsx
index 3532d73..1b23fcf 100644
--- a/src/room/GroupCallView.tsx
+++ b/src/room/GroupCallView.tsx
@@ -36,7 +36,6 @@ import { UserChoices } from "../livekit/useLiveKit";
 import { findDeviceByName } from "../media-utils";
 import { OpenIDLoader } from "../livekit/OpenIDLoader";
 import { ActiveCall } from "./InCallView";
-import { Config } from "../config/Config";
 
 declare global {
   interface Window {
@@ -220,9 +219,15 @@ export function GroupCallView({
     undefined
   );
 
-  const lkServiceURL = Config.get().livekit?.livekit_service_url;
+  const [livekitServiceURL, setLivekitServiceURL] = useState<
+    string | undefined
+  >(groupCall.foci[0]?.livekitServiceUrl);
 
-  if (!lkServiceURL) {
+  useEffect(() => {
+    setLivekitServiceURL(groupCall.foci[0]?.livekitServiceUrl);
+  }, [setLivekitServiceURL, groupCall]);
+
+  if (!livekitServiceURL) {
     return <ErrorView error={new Error("No livekit_service_url defined")} />;
   }
 
@@ -232,7 +237,7 @@ export function GroupCallView({
     return (
       <OpenIDLoader
         client={client}
-        livekitServiceURL={lkServiceURL}
+        livekitServiceURL={livekitServiceURL}
         roomName={matrixInfo.roomName}
       >
         <ActiveCall