diff --git a/src/Controllers/ToolBase.cs b/src/Controllers/ToolBase.cs
index 72f480e..aa766b9 100644
--- a/src/Controllers/ToolBase.cs
+++ b/src/Controllers/ToolBase.cs
@@ -48,7 +48,6 @@ namespace RhSolutions.Controllers
         {
             Range worksheetCells = TargetFile.Sheet.Cells;
             Range skuColumn = TargetFile.SkuCell.EntireColumn;
-            Range oldSkuColumn = TargetFile.OldSkuCell.EntireColumn;
 
             int? row = GetPositionRow(skuColumn, positionAmount.Key.ProductSku, positionAmount.Key.ProductLine);
 
@@ -66,7 +65,7 @@ namespace RhSolutions.Controllers
 
             if (TargetFile.OldSkuCell != null)
             {
-                row = GetPositionRow(oldSkuColumn, positionAmount.Key.ProductSku, positionAmount.Key.ProductLine);
+                row = GetPositionRow(TargetFile.OldSkuCell.EntireColumn, positionAmount.Key.ProductSku, positionAmount.Key.ProductLine);
 
                 if (row != null)
                 {