diff --git a/src/vnet/session-apps/echo_server.c b/src/vnet/session-apps/echo_server.c
index 7771075..a4afc5d 100644
--- a/src/vnet/session-apps/echo_server.c
+++ b/src/vnet/session-apps/echo_server.c
@@ -330,13 +330,13 @@
   clib_memset (a_cert, 0, sizeof (*a_cert));
   a_cert->app_index = a->app_index;
   vec_validate (a_cert->cert, test_srv_crt_rsa_len);
-  clib_memcpy (a_cert->cert, test_srv_crt_rsa, test_srv_crt_rsa_len);
+  clib_memcpy_fast (a_cert->cert, test_srv_crt_rsa, test_srv_crt_rsa_len);
   vnet_app_add_tls_cert (a_cert);
 
   clib_memset (a_key, 0, sizeof (*a_key));
   a_key->app_index = a->app_index;
   vec_validate (a_key->key, test_srv_key_rsa_len);
-  clib_memcpy (a_key->key, test_srv_key_rsa, test_srv_key_rsa_len);
+  clib_memcpy_fast (a_key->key, test_srv_key_rsa, test_srv_key_rsa_len);
   vnet_app_add_tls_key (a_key);
   return 0;
 }