diff --git a/WinLineArtikelnummerGenerator/Winline.vb b/WinLineArtikelnummerGenerator/Winline.vb
index 6a6015d..9f9e8c5 100644
--- a/WinLineArtikelnummerGenerator/Winline.vb
+++ b/WinLineArtikelnummerGenerator/Winline.vb
@@ -121,7 +121,7 @@ Public Class Winline
         Try
             Dim oGroupCode As String = GroupId.ToString.PadLeft(2, "0")
             Dim oVersionCode As String = VersionId.ToString.PadLeft(2, "0")
-            Dim oDbResult = _Winline.GetScalarValue($"SELECT MAX(CONVERT(INT, C223)) FROM v021 WHERE c010 LIKE '{VendorCode}{oGroupCode}{oVersionCode}___'")
+            Dim oDbResult = _Winline.GetScalarValue($"SELECT MAX(CONVERT(INT, SUBSTRING(c010, 7, 3))) FROM v021 WHERE c010 LIKE '{VendorCode}{oGroupCode}{oVersionCode}___'")
 
             If IsNumeric(oDbResult) Then
                 Dim oNewRunningNumber = Integer.Parse(oDbResult) + 1