diff --git a/packages/node_modules/@node-red/nodes/locales/en-US/messages.json b/packages/node_modules/@node-red/nodes/locales/en-US/messages.json
index 82e466fdb..f917e7e9f 100755
--- a/packages/node_modules/@node-red/nodes/locales/en-US/messages.json
+++ b/packages/node_modules/@node-red/nodes/locales/en-US/messages.json
@@ -413,6 +413,7 @@
         "digest": "digest authentication",
         "bearer": "bearer authentication",
         "use-proxy": "Use proxy",
+        "http-persistent": "HTTP Persistent",
         "proxy-config": "Proxy Configuration",
         "use-proxyauth": "Use proxy authentication",
         "noproxy-hosts": "Ignore hosts",