diff --git a/lib/http-routes/api/create-call.js b/lib/http-routes/api/create-call.js
index 26e44e23..8712cb40 100644
--- a/lib/http-routes/api/create-call.js
+++ b/lib/http-routes/api/create-call.js
@@ -164,7 +164,7 @@ router.post('/', async(req, res) => {
             callSid,
             accountSid: req.body.account_sid,
             applicationSid: app.application_sid,
-            traceId: this.rootSpan.traceId
+            traceId: rootSpan.traceId
           });
           cs = new RestCallSession({
             logger,