diff --git a/lib/http-routes/api/create-call.js b/lib/http-routes/api/create-call.js
index a9352c92..d8db2c55 100644
--- a/lib/http-routes/api/create-call.js
+++ b/lib/http-routes/api/create-call.js
@@ -100,6 +100,7 @@ router.post('/',
         ...(req.body?.application_sid && {'X-Application-Sid': req.body.application_sid}),
         ...(restDial.fromHost && {'X-Preferred-From-Host': restDial.fromHost}),
         ...(record_all_calls && {'X-Record-All-Calls': recordOutputFormat}),
+        ...(target.proxy && {'X-SIP-Proxy': target.proxy}),
         ...target.headers
       };