diff --git a/profiler/test/ut/compare_tools/utils/test_file_reader.py b/profiler/test/ut/compare_tools/utils/test_file_reader.py
index 7e755a69cef58a3d595eeaf3ff6889e4749f5ccc..dbf062a8f9d05ef5d661b26e439e9970fd104c8f 100644
--- a/profiler/test/ut/compare_tools/utils/test_file_reader.py
+++ b/profiler/test/ut/compare_tools/utils/test_file_reader.py
@@ -1,6 +1,7 @@
 import unittest
 
 from utils.file_reader import FileReader
+from utils.constant import Constant
 
 
 class TestFileReader(unittest.TestCase):
@@ -15,4 +16,4 @@ class TestFileReader(unittest.TestCase):
 
     def test_check_json_type(self):
         t = FileReader.check_json_type("resource/event_list.json")
-        self.assertEqual(t, 1)
+        self.assertEqual(t, Constant.NPU)