diff --git a/script/Decorator.py b/script/Decorator.py
index 473ada4..dce066e 100644
--- a/script/Decorator.py
+++ b/script/Decorator.py
@@ -1,11 +1,18 @@
-SCAN_INDEX = 1
+
+
+def get_scan_index():
+    try:
+        return int(get_setting("ScanIndex")
+    except:
+        return 1
 
 def processScanPars_decorator(func):
     def wrapper(scan, pars):
         global  SCAN_INDEX
         if 'name' not in pars:
-            set_exec_pars(name=str(SCAN_INDEX))
-            SCAN_INDEX = SCAN_INDEX+1
+            index = get_scan_index():
+            set_exec_pars(name=str(index))
+            set_setting("ScanIndex", index+1)
         func(scan, pars)
     return wrapper