diff --git a/script/Devices/WireScanner.py b/script/Devices/WireScanner.py
index 0b3b689..0fd93fe 100644
--- a/script/Devices/WireScanner.py
+++ b/script/Devices/WireScanner.py
@@ -136,10 +136,9 @@ class WireScanner(WireScanInfo):
         self.wire_sel.put(WireScanner.Selection.index(sel))     
 
         #Setting parameters
-        if start is not None: 
+        if self.scan_rangeis not None: 
             if sel in ["W1X", "W2X"]: self.start.write(float(self.scan_range[0]))
             if sel in ["W1Y", "W2Y"]: self.start.write(float(self.scan_range[2]))
-        if end is not None: 
             if sel in ["W1X", "W2X"]: self.end.write(float(self.scan_range[1]))
             if sel in ["W1Y", "W2Y"]: self.end.write(float(self.scan_range[3]))