diff --git a/include/polarssl/ssl.h b/include/polarssl/ssl.h
index 144c852..d6db978 100644
--- a/include/polarssl/ssl.h
+++ b/include/polarssl/ssl.h
@@ -494,6 +494,7 @@
 #endif
 #if defined(POLARSSL_X509_CRT_PARSE_C)
     ssl_key_cert *key_cert;             /*!<  Own key/cert in use     */
+    int free_key_cert;                  /*!<  Shall we free key_cert? */
 #endif
 
     /*