diff --git a/nghttp2-1.46.0.tar.xz b/nghttp2-1.47.0.tar.xz
similarity index 45%
rename from nghttp2-1.46.0.tar.xz
rename to nghttp2-1.47.0.tar.xz
index aab072f0c351564e4667c9b4a2d52482f83307eb..a00c28f882552c19d68d756f4df00f547cff905c 100644
Binary files a/nghttp2-1.46.0.tar.xz and b/nghttp2-1.47.0.tar.xz differ
diff --git a/nghttp2.spec b/nghttp2.spec
index 5cec513b39df6a83b5a947ec80434b9b1fd85234..9ee6eca1584e6d02b9a4aa1ef343c39f564080e0 100644
--- a/nghttp2.spec
+++ b/nghttp2.spec
@@ -1,5 +1,5 @@
 Name:           nghttp2
-Version:        1.46.0
+Version:        1.47.0
 Release:        1
 Summary:        Contains the HTTP/2 client, server and proxy programs.
 License:        MIT
@@ -89,6 +89,9 @@ make %{?_smp_mflags}  check
 %{_mandir}/man1/*
 
 %changelog
+* Sat Jul 30 2022 tianlijing <tianlijing@kylinos.cn> - 1.47.0-1
+- update to 1.47.0
+
 * Sat Mar 19 2022 xihaochen <xihaochen@h-partners.com> - 1.46.0-1
 - Type:requirements
 - Id:NA