diff --git a/include/mbedtls/ssl_internal.h b/include/mbedtls/ssl_internal.h
index ea1b847..c0a5db7 100644
--- a/include/mbedtls/ssl_internal.h
+++ b/include/mbedtls/ssl_internal.h
@@ -1085,6 +1085,14 @@
                                 mbedtls_md_type_t md );
 #endif
 
+#if defined(MBEDTLS_KEY_EXCHANGE__WITH_CERT__ENABLED) && defined(MBEDTLS_DELAYED_SERVER_CERT_VERIFICATION)
+int ssl_parse_delayed_certificate_verify( mbedtls_ssl_context *ssl,
+                                         int authmode,
+                                         mbedtls_x509_crt *chain,
+                                         void *rs_ctx );
+#endif /* MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED && MBEDTLS_DELAYED_SERVER_CERT_VERIFICATION */
+
+
 static inline int mbedtls_ssl_get_minor_ver( mbedtls_ssl_context const *ssl )
 {
 #if !defined(MBEDTLS_SSL_CONF_FIXED_MINOR_VER)