diff --git a/programs/ssl/ssl_client2.c b/programs/ssl/ssl_client2.c
index ac4d31c..d859101 100644
--- a/programs/ssl/ssl_client2.c
+++ b/programs/ssl/ssl_client2.c
@@ -2360,7 +2360,9 @@
         mbedtls_printf( "  . Restarting connection from same port..." );
         fflush( stdout );
 
+#if defined(MBEDTLS_X509_CRT_PARSE_C)
         memset( peer_crt_info, 0, sizeof( peer_crt_info ) );
+#endif /* MBEDTLS_X509_CRT_PARSE_C */
 
         if( ( ret = mbedtls_ssl_session_reset( &ssl ) ) != 0 )
         {
@@ -2516,7 +2518,9 @@
 
         mbedtls_printf( "  . Reconnecting with saved session..." );
 
+#if defined(MBEDTLS_X509_CRT_PARSE_C)
         memset( peer_crt_info, 0, sizeof( peer_crt_info ) );
+#endif /* MBEDTLS_X509_CRT_PARSE_C */
 
         if( ( ret = mbedtls_ssl_session_reset( &ssl ) ) != 0 )
         {