diff --git a/GcodeFilenameFormatPlus.py b/GcodeFilenameFormatPlus.py
index c8caf29..51a3899 100755
--- a/GcodeFilenameFormatPlus.py
+++ b/GcodeFilenameFormatPlus.py
@@ -167,7 +167,8 @@ def getPrintSettings(self, filename_format):
             return None
 
         time = QDateTime.currentDateTime().toString("HH-mm")
-        year =  QDateTime.currentDateTime().toString("yyyy")
+        year =  QDateTime.currentDateTime().toString("yyyy")   
+        year2 =  QDateTime.currentDateTime().toString("yy")
         month = QDateTime.currentDateTime().toString("MM")
         day = QDateTime.currentDateTime().toString("dd")
         hour = QDateTime.currentDateTime().toString("HH")
@@ -175,6 +176,7 @@ def getPrintSettings(self, filename_format):
         second = QDateTime.currentDateTime().toString("ss")
         date = year + '-' + month + '-' + day
         datetime = date + 'T' + hour + minute + second
+        counter_down = str(100000000 - (int(year2)*1000000) - (int(month)*80000) - (int(day)*4000) - (int(hour)*61) - int(minute))
 
         tokens = re.split(r'\W+', filename_format)      # TODO: split on brackets only
 
@@ -241,6 +243,7 @@ def getPrintSettings(self, filename_format):
         print_settings["date"] = date
         print_settings["time"] = time
         print_settings["datetime"] = datetime
+        print_settings["counter_down"] = counter_down
         print_settings["year"] = year
         print_settings["month"] = month
         print_settings["day"] = day
@@ -297,4 +300,4 @@ def getObjectCount(self) -> int:
 
             count += 1
 
-        return count
+        return count
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