diff --git a/ndn-cpp/c/errors.h b/ndn-cpp/c/errors.h
index 1f1e9af..56f509c 100644
--- a/ndn-cpp/c/errors.h
+++ b/ndn-cpp/c/errors.h
@@ -33,7 +33,12 @@
   NDN_ERROR_DynamicUCharArray_realloc_failed,
   NDN_ERROR_unrecognized_ndn_ExcludeType,
   NDN_ERROR_unrecognized_ndn_KeyLocatorType,
-  NDN_ERROR_decodeBinaryXMLKeyLocator_unrecognized_key_locator_type
+  NDN_ERROR_decodeBinaryXMLKeyLocator_unrecognized_key_locator_type,
+  NDN_ERROR_TcpTransport_error_in_getaddrinfo,
+  NDN_ERROR_TcpTransport_cannot_connect_to_socket,
+  NDN_ERROR_TcpTransport_socket_is_not_open,
+  NDN_ERROR_TcpTransport_error_in_send,
+  NDN_ERROR_TcpTransport_error_in_recv
 } ndn_Error;
   
 /**