diff --git a/Python_script/VNA.py b/Python_script/VNA.py
index 085c34d1005a7133b9a89c034baf59050680049b..d128911c2584dd9963b174b5a85d2cfe445a5462 100755
--- a/Python_script/VNA.py
+++ b/Python_script/VNA.py
@@ -141,7 +141,7 @@ class Vna:
         mode : str
             Sweep mode.
         """
-        return self.vna.query("SENS1:SWE:MODE " + mode + "; *OPC?")
+        return self.vna.query("SENS1:SWE:TYPE " + mode + "; *OPC?")
 
     def get_measurement_string(self, trace, result_format):
         """