From 465b83b626b984f58a9b5070014c585e4f12f454 Mon Sep 17 00:00:00 2001
From: Aleksey Burov <allburov@gmail.com>
Date: Wed, 11 Oct 2017 15:45:02 +0700
Subject: [PATCH] set field as is

---
 tfs/resources.py | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/tfs/resources.py b/tfs/resources.py
index daef9bb..e4f681e 100644
--- a/tfs/resources.py
+++ b/tfs/resources.py
@@ -52,8 +52,7 @@ def __init__(self, data=None, tfs=None):
         self.id = self._data['id']
 
     def __setitem__(self, key, value):
-        result_key = key if key in self._fields else self._system_prefix + key
-        field_path = "/fields/{}".format(result_key)
+        field_path = "/fields/{}".format(key)
         update_data = [dict(op="add", path=field_path, value=value)]
         raw = self.tfs.update_workitem(self.id, update_data)
         self.__init__(raw, self.tfs)