diff --git a/app/matrix/matrix.hackerspace.pl.jsonnet b/app/matrix/matrix.hackerspace.pl.jsonnet
index 0a34a04..7e6deea 100644
--- a/app/matrix/matrix.hackerspace.pl.jsonnet
+++ b/app/matrix/matrix.hackerspace.pl.jsonnet
@@ -1,4 +1,4 @@
-local matrix = import "lib/matrix.libsonnet";
+local matrix = import "lib/matrix-ng.libsonnet";
 local irc = import "lib/appservice-irc.libsonnet";
 local telegram = import "lib/appservice-telegram.libsonnet";
 
@@ -9,15 +9,15 @@
         namespace: "matrix",
         webDomain: "matrix.hackerspace.pl",
         serverName: "hackerspace.pl",
-        cas: {
+        oidc+: {
             enable: true,
-            oauth2: {
-                clientID: "matrix",
-                clientSecret: { secretKeyRef: { name: "oauth2-cas-proxy", key: "oauth2_secret" } },
-                scope: "profile:read",
-                authorizeURL: "https://sso.hackerspace.pl/oauth/authorize",
-                tokenURL: "https://sso.hackerspace.pl/oauth/token",
-                userinfoURL: "https://sso.hackerspace.pl/api/1/profile",
+            config+: {
+                allow_existing_users: true,
+                issuer: "https://sso.hackerspace.pl",
+                client_id: "matrix",
+                client_secret: { secretKeyRef: { name: "oauth2-cas-proxy", key: "oauth2_secret" } },
+                user_profile_method: "userinfo_endpoint",
+                client_auth_method: "client_secret_post",
             },
         },
     },