diff --git a/lib/erl/include/thrift_constants.hrl b/lib/erl/include/thrift_constants.hrl
index 36eb49b..61d8e1a 100644
--- a/lib/erl/include/thrift_constants.hrl
+++ b/lib/erl/include/thrift_constants.hrl
@@ -51,4 +51,6 @@
 -define(TApplicationException_WRONG_METHOD_NAME, 3).
 -define(TApplicationException_BAD_SEQUENCE_ID, 4).
 -define(TApplicationException_MISSING_RESULT, 5).
+-define(TApplicationException_INTERNAL_ERROR, 6).
+-define(TApplicationException_PROTOCOL_ERROR, 7).