diff --git a/ssl/tls13_both.cc b/ssl/tls13_both.cc
index f6e359c..605942a 100644
--- a/ssl/tls13_both.cc
+++ b/ssl/tls13_both.cc
@@ -441,7 +441,7 @@
     return false;
   }
 
-  if (!ssl_has_certificate(hs->config)) {
+  if (!ssl_has_certificate(hs)) {
     return ssl_add_message_cbb(ssl, cbb.get());
   }