diff --git a/Python_script/test_stand_parameter.json b/Python_script/test_stand_parameter.json
index dc0e5a7f42d96e60025aebe7c5e1ae4fafd60d35..ba4b2b8e58abb56b8046aab8412b7ea3a05c443d 100644
--- a/Python_script/test_stand_parameter.json
+++ b/Python_script/test_stand_parameter.json
@@ -8,7 +8,7 @@
     "reference_signals" : ["S21_PHASE", "S21_MAGNITUDE"],
     "frequencies": [1300000000, 1000000000, 3000000000, 6000000000, 10000000000],
     "vna_ip": "mskzna43-lab",
-    "vna_config_file": "CalSetup2.znxml"
+    "vna_config_file": "CALSetup310M.znxml"
   },
   "sleep_time": 10,
   "chamber_ip": "mskclimate3",