diff --git a/draft-ietf-httpbis-header-structure.md b/draft-ietf-httpbis-header-structure.md
index ace470f0d..e697be14c 100644
--- a/draft-ietf-httpbis-header-structure.md
+++ b/draft-ietf-httpbis-header-structure.md
@@ -3,9 +3,6 @@ title: HTTP Header Common Structure
 docname: draft-ietf-httpbis-header-structure-latest
 date: 2016
 category: std
-ipr: trust200902
-
-ipr: trust200902
 area: Applications and Real-Time
 workgroup: HTTP
 keyword: Internet-Draft