diff --git a/script/devices/Detector.py b/script/devices/Detector.py
index a2ae8af..5d6f23c 100644
--- a/script/devices/Detector.py
+++ b/script/devices/Detector.py
@@ -1,7 +1,7 @@
 class Detector(DeviceBase):
-    def __init__(self,  name):
-        DeviceBase.__init__(self, name, is_simulated=False)        
-        if is_simulated:
+    def __init__(self,  name, simulated=False):
+        DeviceBase.__init__(self, name)        
+        if simulated:
             self.setSimulated()
         self.simulated_pars = {}