diff --git a/Nano.Models/Extensions/TypeExtensions.cs b/Nano.Models/Extensions/TypeExtensions.cs
index 3659165..c753015 100644
--- a/Nano.Models/Extensions/TypeExtensions.cs
+++ b/Nano.Models/Extensions/TypeExtensions.cs
@@ -67,11 +67,17 @@ public static bool IsSimple(this Type type)
                || type.IsEnum
                || type == typeof(string)
                || type == typeof(Guid)
+               || type == typeof(Guid?)
                || type == typeof(TimeSpan)
+               || type == typeof(TimeSpan?)
                || type == typeof(TimeOnly)
+               || type == typeof(TimeOnly?)
                || type == typeof(DateOnly)
+               || type == typeof(DateOnly?)
                || type == typeof(DateTime)
+               || type == typeof(DateTime?)
                || type == typeof(DateTimeOffset)
+               || type == typeof(DateTimeOffset?)
                || type == typeof(Nullable<>);
     }
 
diff --git a/NanoCore.nuspec b/NanoCore.nuspec
index f08309f..e3af82c 100644
--- a/NanoCore.nuspec
+++ b/NanoCore.nuspec
@@ -2,7 +2,7 @@
 <package xmlns="http://schemas.microsoft.com/packaging/2012/06/nuspec.xsd">
 	<metadata>
 		<id>NanoCore</id>
-		<version>8.3.1</version>
+		<version>8.3.2</version>
 		<title>Nano Core</title>
 		<summary>Rapidly built and deploy rich .NET 8.0 applications. Configuration, Security, Logging, Data, Hosting, Docs, Localization, Versioning, Api, Error-Handling, and much more.</summary>
 		<description>The project is inspired by years of tedious repetitions, continuously re-writing similar code-snippets and libraries, to handle common functionality, not related to the business domain, such as logging, data persistence, message queuing, documentation, validation and similar.</description>
@@ -16,9 +16,7 @@
 		<projectUrl>https://github.com/Nano-Core</projectUrl>
 		<repository type="git" url="https://github.com/Nano-Core/Nano.Library.git" />
 		<releaseNotes>
-			- Removed GuidNotEmptyAttribute.
-			- Added GuidNotEmpty convention to Required annotation.
-			- Fixed exception when updating directly in db using a query and properties to set.
+			- Fixed issue with IsSimpleType().
 		</releaseNotes>
 		<dependencies>
 			<group targetFramework="net8.0">