diff --git a/include/openssl/ssl.h b/include/openssl/ssl.h
index dab8753a..b5e0d8bf 100644
--- a/include/openssl/ssl.h
+++ b/include/openssl/ssl.h
@@ -468,8 +468,8 @@ struct ssl_session_st
 #define SSL_OP_SINGLE_ECDH_USE				0x00080000L
 /* If set, always create a new key when using tmp_dh parameters */
 #define SSL_OP_SINGLE_DH_USE				0x00100000L
-/* Set to always use the tmp_rsa key when doing RSA operations,
- * even when this violates protocol specs */
+/* Set on servers to choose the cipher according to the server's
+ * preferences */
 #define SSL_OP_CIPHER_SERVER_PREFERENCE			0x00400000L
 /* SSL_OP_TLS_ROLLBACK_BUG does nothing. */
 #define SSL_OP_TLS_ROLLBACK_BUG				0x00800000L