diff --git a/lib/ocaml/src/Thrift.ml b/lib/ocaml/src/Thrift.ml
index fdf2649..bc2d2c3 100644
--- a/lib/ocaml/src/Thrift.ml
+++ b/lib/ocaml/src/Thrift.ml
@@ -292,6 +292,8 @@
       | WRONG_METHOD_NAME
       | BAD_SEQUENCE_ID
       | MISSING_RESULT
+      | INTERNAL_ERROR
+      | PROTOCOL_ERROR
 
   let typ_of_i = function
       0l -> UNKNOWN
@@ -300,6 +302,8 @@
     | 3l -> WRONG_METHOD_NAME
     | 4l -> BAD_SEQUENCE_ID
     | 5l -> MISSING_RESULT
+    | 61 -> INTERNAL_ERROR
+    | 71 -> PROTOCOL_ERROR
     | _ -> raise Thrift_error;;
   let typ_to_i = function
     | UNKNOWN -> 0l
@@ -308,6 +312,8 @@
     | WRONG_METHOD_NAME -> 3l
     | BAD_SEQUENCE_ID -> 4l
     | MISSING_RESULT -> 5l
+    | INTERNAL_ERROR -> 61
+    | PROTOCOL_ERROR -> 71
 
   class t =
   object (self)