diff --git a/draft-ietf-cose-tsa-tst-header-parameter.md b/draft-ietf-cose-tsa-tst-header-parameter.md
index 4776995..53432e1 100644
--- a/draft-ietf-cose-tsa-tst-header-parameter.md
+++ b/draft-ietf-cose-tsa-tst-header-parameter.md
@@ -208,6 +208,7 @@ Leonard Rosenthol,
 Michael B. Jones,
 Michael Prorock,
 Orie Steele,
+Shuping Peng,
 and
 Steve Lasker
 for their reviews and comments.