diff --git a/src/Global/GlobalAssemblyInfo.cs b/src/Global/GlobalAssemblyInfo.cs
index 4170c5f..ba28f97 100644
--- a/src/Global/GlobalAssemblyInfo.cs
+++ b/src/Global/GlobalAssemblyInfo.cs
@@ -22,4 +22,4 @@
 // by using the '*' as shown below:
 // [assembly: AssemblyVersion("1.0.*")]
 
-[ assembly : AssemblyVersion( "1.8.0.0" ) ]
\ No newline at end of file
+[ assembly : AssemblyVersion( "1.9.0.0" ) ]
\ No newline at end of file
diff --git a/src/ShopifyAccess/Models/ProductVariant/ShopifyProductVariant.cs b/src/ShopifyAccess/Models/ProductVariant/ShopifyProductVariant.cs
index a57a680..f63d1fa 100644
--- a/src/ShopifyAccess/Models/ProductVariant/ShopifyProductVariant.cs
+++ b/src/ShopifyAccess/Models/ProductVariant/ShopifyProductVariant.cs
@@ -19,7 +19,7 @@ public InventoryManagementEnum InventoryManagement
 		{
 			get
 			{
-				if ( Enum.TryParse< InventoryManagementEnum >( RawInventoryManagement, out var inventoryManagement ) )
+				if ( Enum.TryParse< InventoryManagementEnum >( RawInventoryManagement, true, out var inventoryManagement ) )
 				{
 					return inventoryManagement;
 				}
diff --git a/src/ShopifyAccessTests/ShopifyAccessTests/Products/Models/ShopifyProductVariantTests.cs b/src/ShopifyAccessTests/ShopifyAccessTests/Products/Models/ShopifyProductVariantTests.cs
new file mode 100644
index 0000000..abb7ff4
--- /dev/null
+++ b/src/ShopifyAccessTests/ShopifyAccessTests/Products/Models/ShopifyProductVariantTests.cs
@@ -0,0 +1,42 @@
+using FluentAssertions;
+using NUnit.Framework;
+using ServiceStack.Text;
+using ShopifyAccess.Models.ProductVariant;
+
+namespace ShopifyAccessTests.Products.Models
+{
+	[ TestFixture ]
+	public class ShopifyProductVariantTests
+	{
+		[ TestCase( "" ) ]
+		[ TestCase( null ) ]
+		[ TestCase( "Blank" ) ]
+		[ TestCase( "blank" ) ]
+		[ TestCase( "strange_status" ) ]
+		public void Deserialize_ReturnsBlankInventoryManagement( string rawInventoryManagement )
+		{
+			// Arrange
+			var json = "{\"id\":1,\"inventory_management\":\"" + rawInventoryManagement + "\",\"inventory_item_id\":0,\"weight\":0,\"price\":0,\"updated_at\":\"\\/Date(-62135596800000-0000)\\/\"}";
+
+			// Act
+			var shopifyProductVariant = JsonSerializer.DeserializeFromString< ShopifyProductVariant >( json );
+
+			// Assert
+			shopifyProductVariant.InventoryManagement.Should().Be( InventoryManagementEnum.Blank );
+		}
+
+		[ TestCase( "Shopify" ) ]
+		[ TestCase( "shopify" ) ]
+		public void Deserialize_ReturnsShopifyInventoryManagement( string rawInventoryManagement )
+		{
+			// Arrange
+			var json = "{\"id\":1,\"inventory_management\":\"" + rawInventoryManagement + "\",\"inventory_item_id\":0,\"weight\":0,\"price\":0,\"updated_at\":\"\\/Date(-62135596800000-0000)\\/\"}";
+
+			// Act
+			var shopifyProductVariant = JsonSerializer.DeserializeFromString< ShopifyProductVariant >( json );
+
+			// Assert
+			shopifyProductVariant.InventoryManagement.Should().Be( InventoryManagementEnum.Shopify );
+		}
+	}
+}
\ No newline at end of file
diff --git a/src/ShopifyAccessTests/ShopifyAccessTests/ShopifyAccessTests.csproj b/src/ShopifyAccessTests/ShopifyAccessTests/ShopifyAccessTests.csproj
index 2598844..84aef1d 100644
--- a/src/ShopifyAccessTests/ShopifyAccessTests/ShopifyAccessTests.csproj
+++ b/src/ShopifyAccessTests/ShopifyAccessTests/ShopifyAccessTests.csproj
@@ -109,6 +109,7 @@
     <Compile Include="OperationTimeoutTests.cs" />
     <Compile Include="Orders\OrderMapperTests.cs" />
     <Compile Include="Orders\OrdersListTests.cs" />
+    <Compile Include="Products\Models\ShopifyProductVariantTests.cs" />
     <Compile Include="Products\ProductVariantTests.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
     <Compile Include="Services\WebRequestServicesTests.cs" />