diff --git a/hosts/vps1/default.nix b/hosts/vps1/default.nix
index 205d4a9..59003f4 100644
--- a/hosts/vps1/default.nix
+++ b/hosts/vps1/default.nix
@@ -104,6 +104,7 @@
           whatsapp = true;
         };
         usePostgresql = databases.postgresql.enable;
+        slidingSync.enable = true;
       };
       nginx.enable = true;
       photoprism.enable = true;
diff --git a/modules/services/matrix/default.nix b/modules/services/matrix/default.nix
index 38cc7fe..3cab50f 100644
--- a/modules/services/matrix/default.nix
+++ b/modules/services/matrix/default.nix
@@ -136,7 +136,7 @@ in {
           "/_synapse/client".proxyPass = "http://localhost:8008";
           "~ ^/(client/|_matrix/client/unstable/org.matrix.msc3575/sync)" = lib.mkIf cfg.slidingSync.enable {
             priority = 100;
-            proxyPass = "http://localhost:8009";
+            proxyPass = "http://${config.services.matrix-sliding-sync.settings.SYNCV3_BINDADDR}";
             extraConfig = ''
               proxy_set_header X-Forwarded-For $remote_addr;
             '';