diff --git a/src/router.ts b/src/router.ts
index e984abe..62e87db 100755
--- a/src/router.ts
+++ b/src/router.ts
@@ -314,9 +314,9 @@ export async function registerAllListeners() {
     }
 
     try {
-      const { processId, stateId, token } = event.data;
+      const { processId, stateId, accessToken } = event.data;
 
-      if (!token || await !tokenService.validateToken(token, event.origin)) {
+      if (!accessToken || await !tokenService.validateToken(accessToken, event.origin)) {
         throw new Error('Invalid or expired session token');
       }