diff --git a/docs/HTTP3.md b/docs/HTTP3.md
index c77f7743d..209df049d 100644
--- a/docs/HTTP3.md
+++ b/docs/HTTP3.md
@@ -33,7 +33,7 @@ in the master branch using pull-requests, just like ordinary changes.
 
 Build (patched) OpenSSL
 
-     % git clone --depth 1 -b openssl-quic-draft-23 https://github.com/tatsuhiro-t/openssl
+     % git clone --depth 1 -b OpenSSL_1_1_1d-quic-draft-25 https://github.com/tatsuhiro-t/openssl
      % cd openssl
      % ./config enable-tls1_3 --prefix=<somewhere1>
      % make