diff --git a/packages/react-scripts/scripts/start.js b/packages/react-scripts/scripts/start.js
index 9d6b0e9983f..11c8e382295 100644
--- a/packages/react-scripts/scripts/start.js
+++ b/packages/react-scripts/scripts/start.js
@@ -88,7 +88,7 @@ choosePort(HOST, DEFAULT_PORT)
     ['SIGINT', 'SIGTERM'].forEach(function(sig) {
       process.on(sig, function() {
         console.log(`Gracefully shutting down server after ${sig}...`);
-        server.close();
+        devServer.close();
         process.exit();
       });
     });