diff --git a/packages/OS400/curl.inc.in b/packages/OS400/curl.inc.in
index d34981635..cbb4be703 100644
--- a/packages/OS400/curl.inc.in
+++ b/packages/OS400/curl.inc.in
@@ -232,6 +232,8 @@
      d                 c                   3
      d CURL_HTTP_VERSION_2...
      d                 c                   3
+     d CURL_HTTP_VERSION_2TLS...
+     d                 c                   4
       *
      d CURL_NETRC_IGNORED...
      d                 c                   0