diff --git a/src/bnhtrade.Core/Program.cs b/src/bnhtrade.Core/Program.cs
index 01928b7..33c0513 100644
--- a/src/bnhtrade.Core/Program.cs
+++ b/src/bnhtrade.Core/Program.cs
@@ -3694,7 +3694,7 @@ namespace bnhtrade.Core
                                 {
                                     i = i + 1;
                                     Console.Write("\rBuilding SKU list... " + i);
-                                    dicSkuToTaxCodeId.Add(reader.GetString(0), reader.GetInt32(1));
+                                    dicSkuToTaxCodeId.Add(reader.GetString(0), reader.GetByte(1));
                                 }
                             }
                         }
@@ -5790,7 +5790,7 @@ namespace bnhtrade.Core
                                     exceptionSku = skuId;
                                     int skuProductId = reader01.GetInt32(ordinalProductId);
                                     int skuConditionId = reader01.GetInt32(ordinalSkuConditionId);
-                                    int skuTaxCodeId = reader01.GetInt32(ordinalAccountTaxCodeID);
+                                    int skuTaxCodeId = reader01.GetByte(ordinalAccountTaxCodeID);
                                     decimal skuProfitMargin = reader01.GetDecimal(ordinalProfitMinPercent) / 100;
                                     decimal skuAmazonMargin = decimal.Round(reader01.GetDecimal(ordinalAmazonMargin), 3);
                                     decimal skuVatMargin = reader01.GetDecimal(ordinalTaxRateMultiplierNet);