diff --git a/README.md b/README.md
index c45e57b..83c6b28 100644
--- a/README.md
+++ b/README.md
@@ -26,7 +26,7 @@
     - ssl_ecdh_curve : X25519:P-256:P-384:P-224:P-521
     - DO NOT USE **ssl_dhparam**. Not required.
 - TLS v1.3 (draft 23, 26, 28)
-    - Use OpenSSL-1.1.1-pre8-dev (**draft 23, 26, 28**)
+    - Use OpenSSL-1.1.1-pre9-dev (**draft 23, 26, 28**)
     - Use OpenSSL equal preference patch ([BoringSSL](https://github.com/google/boringssl) & [CentminMod](https://centminmod.com/))
     - My equal preference patch is [here](https://git.hakase.app/Hakase/openssl-patch/src/branch/master/openssl-equal-pre8_ciphers.patch)
 - Prefers ChaCha20 suites with clients that don't have AES-NI(AES hardware acceleration) (e.g., Android devices)