diff --git a/include/openssl/ssl.h b/include/openssl/ssl.h
index 611d3b2..6e737af 100644
--- a/include/openssl/ssl.h
+++ b/include/openssl/ssl.h
@@ -3800,6 +3800,12 @@
  * other than one on error. */
 OPENSSL_EXPORT long BIO_set_ssl(BIO *bio, SSL *ssl, int take_owership);
 
+/* SSL_CTX_set_ecdh_auto returns one. */
+#define SSL_CTX_set_ecdh_auto(ctx, onoff) 1
+
+/* SSL_set_ecdh_auto returns one. */
+#define SSL_set_ecdh_auto(ssl, onoff) 1
+
 
 /* Private structures.
  *
@@ -4294,6 +4300,7 @@
 #define SSL_CTRL_SESS_NUMBER doesnt_exist
 #define SSL_CTRL_SET_CURVES doesnt_exist
 #define SSL_CTRL_SET_CURVES_LIST doesnt_exist
+#define SSL_CTRL_SET_ECDH_AUTO doesnt_exist
 #define SSL_CTRL_SET_MAX_CERT_LIST doesnt_exist
 #define SSL_CTRL_SET_MAX_SEND_FRAGMENT doesnt_exist
 #define SSL_CTRL_SET_MSG_CALLBACK doesnt_exist