diff --git a/src/config/ConfigOptions.ts b/src/config/ConfigOptions.ts
index 93403a96..165a14f0 100644
--- a/src/config/ConfigOptions.ts
+++ b/src/config/ConfigOptions.ts
@@ -164,6 +164,14 @@ export interface ResolvedConfigOptions extends ConfigOptions {
   };
   sync_disconnect_grace_period_ms: number;
   ssla: string;
+  matrix_rtc_session: {
+    wait_for_key_rotation_ms?: number;
+    delayed_leave_event_delay_ms: number;
+    delayed_leave_event_restart_local_timeout_ms?: number;
+    delayed_leave_event_restart_ms?: number;
+    network_error_retry_ms: number;
+    membership_event_expiry_ms?: number;
+  };
 }
 
 export const DEFAULT_CONFIG: ResolvedConfigOptions = {
@@ -178,4 +186,8 @@ export const DEFAULT_CONFIG: ResolvedConfigOptions = {
   },
   sync_disconnect_grace_period_ms: 10000,
   ssla: "https://static.element.io/legal/element-software-and-services-license-agreement-uk-1.pdf",
+  matrix_rtc_session: {
+    delayed_leave_event_delay_ms: 10000,
+    network_error_retry_ms: 1000,
+  },
 };
diff --git a/src/livekit/openIDSFU.ts b/src/livekit/openIDSFU.ts
index dfe04323..13682265 100644
--- a/src/livekit/openIDSFU.ts
+++ b/src/livekit/openIDSFU.ts
@@ -241,7 +241,7 @@ export async function getLiveKitJWTWithDelayDelegation(
   // Also check for empty string
   if (delayId && delayEndpointBaseUrl) {
     const delayTimeoutMs =
-      Config.get().matrix_rtc_session?.delayed_leave_event_delay_ms ?? 1000;
+      Config.get().matrix_rtc_session?.delayed_leave_event_delay_ms;
     bodyDalayParts = {
       delay_id: delayId,
       delay_timeout: delayTimeoutMs,