diff --git a/script/Diagnostics/WireScan.py b/script/Diagnostics/WireScan.py
index e4008a5..f8d2451 100644
--- a/script/Diagnostics/WireScan.py
+++ b/script/Diagnostics/WireScan.py
@@ -91,13 +91,16 @@ def check_end_scan(record, scan):
         for i in range (len(blms)):
             plt.getSeries(i).appendData(position, record[5 + i])            
 
+def wait_scanner_ready():
+    time.sleep(0.5)
+    scanner.waitValue("At start", 60000)        
 
 #Process background
 def do_background():
     #Store Background
     if bkgrd>0:
         #scanner.park()
-        #scanner.waitValue("At start", 60000) 
+        #wait_scanner_ready()
         set_exec_pars(group = "background")
         r = mscan (st, st.getReadables()[4:], bkgrd)    
         for i in range(len(r.getReadables())):
@@ -121,7 +124,7 @@ def do_scan(index):
         plt.getAxis(plt.AxisId.X).setRange(scan_range[2], scan_range[3])
     
     scanner.init()
-    scanner.waitValue("At start", 60000)        
+    wait_scanner_ready()
     
     scanner.curr_cycl.write(0)
     scan_complete=False