diff --git a/torch_npu/profiler/analysis/prof_common_func/_constant.py b/torch_npu/profiler/analysis/prof_common_func/_constant.py
index b9a0ecbe21394e6e9db78a98024f890c353152a5..9c8540c1ab356a8c4207de96c8640481d93ec560 100644
--- a/torch_npu/profiler/analysis/prof_common_func/_constant.py
+++ b/torch_npu/profiler/analysis/prof_common_func/_constant.py
@@ -104,6 +104,7 @@ class Constant(object):
     RANK_ID = "rank_id"
     COMMON_CONFIG = "common_config"
     ACTIVITIES = "activities"
+    CPU_ACTIVITIES = "ProfilerActivity.CPU"
     NPU_ACTIVITIES = "ProfilerActivity.NPU"
     EXPERIMENTAL_CONFIG = "experimental_config"
     PROFILER_LEVEL = '_profiler_level'