diff --git a/src/AutotaskObjects/AllocationCode.php b/src/AutotaskObjects/AllocationCode.php
index 5d2ffce..977ad72 100644
--- a/src/AutotaskObjects/AllocationCode.php
+++ b/src/AutotaskObjects/AllocationCode.php
@@ -20,7 +20,5 @@ class AllocationCode extends Entity
     public $Taxable;
     public $TaxCategoryID;
     public $Type;
-    public $UnitCost;
-    public $UnitPrice;
     public $UseType;
 }
diff --git a/src/AutotaskObjects/ContractCost.php b/src/AutotaskObjects/ContractCost.php
index f88d625..8074705 100644
--- a/src/AutotaskObjects/ContractCost.php
+++ b/src/AutotaskObjects/ContractCost.php
@@ -17,7 +17,6 @@ class ContractCost extends Entity
     public $Billed;
     public $ContractServiceBundleID;
     public $ContractServiceID;
-    public $CostType;
     public $CreateDate;
     public $CreatorResourceID;
     public $Description;
diff --git a/src/AutotaskObjects/ContractServiceUnit.php b/src/AutotaskObjects/ContractServiceUnit.php
index 9fd58a1..ed14d08 100644
--- a/src/AutotaskObjects/ContractServiceUnit.php
+++ b/src/AutotaskObjects/ContractServiceUnit.php
@@ -16,3 +16,4 @@ class ContractServiceUnit extends Entity
     public $InternalCurrencyPrice;
     public $Price;
     public $VendorAccountID;
+}
diff --git a/src/AutotaskObjects/InstalledProduct.php b/src/AutotaskObjects/InstalledProduct.php
index f2e037a..a7a85bf 100644
--- a/src/AutotaskObjects/InstalledProduct.php
+++ b/src/AutotaskObjects/InstalledProduct.php
@@ -51,7 +51,6 @@ class InstalledProduct extends Entity
     public $NumberOfUsers;
     public $ParentInstalledProductID;
     public $PerUseCost;
-    public $ProductID;
     public $ReferenceNumber;
     public $ReferenceTitle;
     public $SerialNumber;
diff --git a/src/AutotaskObjects/Invoice.php b/src/AutotaskObjects/Invoice.php
index 9284e9b..9a25252 100644
--- a/src/AutotaskObjects/Invoice.php
+++ b/src/AutotaskObjects/Invoice.php
@@ -14,7 +14,6 @@ class Invoice extends Entity
     public $CreatorResourceID;
     public $DueDate;
     public $FromDate;
-    public $InvoiceDateTime;
     public $InvoiceEditorTemplateID;
     public $InvoiceNumber;
     public $InvoiceTotal;
diff --git a/src/AutotaskObjects/InvoiceTemplate.php b/src/AutotaskObjects/InvoiceTemplate.php
index 54f84cd..4d52c9a 100644
--- a/src/AutotaskObjects/InvoiceTemplate.php
+++ b/src/AutotaskObjects/InvoiceTemplate.php
@@ -30,6 +30,5 @@ class InvoiceTemplate extends Entity
     public $CoveredByRecurringServiceFixedPricePerTicketContractLabel;
     public $CurrencyNegativeFormat;
     public $CurrencyPositiveFormat;
-    public $DateFormat;
     public $RateCostExpression;
 }