diff --git a/src/Spark.Engine/Formatters/NetCore/ResourceXmlInputFormatter.cs b/src/Spark.Engine/Formatters/NetCore/ResourceXmlInputFormatter.cs
index 653829e63..4a5baa374 100644
--- a/src/Spark.Engine/Formatters/NetCore/ResourceXmlInputFormatter.cs
+++ b/src/Spark.Engine/Formatters/NetCore/ResourceXmlInputFormatter.cs
@@ -3,10 +3,10 @@
 using Hl7.Fhir.Serialization;
 using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Mvc.Formatters;
-using Microsoft.AspNetCore.Mvc.Internal;
 using Microsoft.AspNetCore.WebUtilities;
 using Spark.Core;
 using Spark.Engine.Extensions;
+using Spark.Engine.IO;
 using System;
 using System.Diagnostics;
 using System.IO;
diff --git a/src/Spark.Engine/IO/NonDisposableStream.cs b/src/Spark.Engine/IO/NonDisposableStream.cs
new file mode 100644
index 000000000..e2827b42f
--- /dev/null
+++ b/src/Spark.Engine/IO/NonDisposableStream.cs
@@ -0,0 +1,140 @@
+using System;
+using System.IO;
+using System.Threading;
+using System.Threading.Tasks;
+
+namespace Spark.Engine.IO
+{
+    internal class NonDisposableStream : Stream
+    {
+        private readonly Stream _innerStream;
+
+        public NonDisposableStream(Stream innerStream)
+        {
+            _innerStream = innerStream;
+        }
+
+        /// <inheritdoc/>
+        public override bool CanRead => _innerStream.CanRead;
+
+        /// <inheritdoc/>
+        public override bool CanSeek => _innerStream.CanSeek;
+
+        /// <inheritdoc/>
+        public override bool CanWrite => _innerStream.CanWrite;
+
+        /// <inheritdoc/>
+        public override long Length => _innerStream.Length;
+
+        /// <inheritdoc/>
+        public override long Position { get => _innerStream.Position; set => _innerStream.Position = value; }
+
+        /// <inheritdoc/>
+        public override void Flush()
+        {
+            
+        }
+
+        /// <inheritdoc/>
+        public override int Read(byte[] buffer, int offset, int count)
+        {
+            return _innerStream.Read(buffer, offset, count);
+        }
+
+        /// <inheritdoc/>
+        public override long Seek(long offset, SeekOrigin origin)
+        {
+            return _innerStream.Seek(offset, origin);
+        }
+
+        /// <inheritdoc/>
+        public override void SetLength(long value)
+        {
+            _innerStream.SetLength(value);
+        }
+
+        /// <inheritdoc/>
+        public override void Write(byte[] buffer, int offset, int count)
+        {
+            _innerStream.Write(buffer, offset, count);
+        }
+
+        /// <inheritdoc/>
+        public override Task<int> ReadAsync(byte[] buffer, int offset, int count, CancellationToken cancellationToken)
+        {
+            return _innerStream.ReadAsync(buffer, offset, count, cancellationToken);
+        }
+
+        /// <inheritdoc/>
+        public override Task WriteAsync(byte[] buffer, int offset, int count, CancellationToken cancellationToken)
+        {
+            return _innerStream.WriteAsync(buffer, offset, count, cancellationToken);
+        }
+
+        /// <inheritdoc/>
+        public override IAsyncResult BeginRead(byte[] buffer, int offset, int count, AsyncCallback callback, object state)
+        {
+            return _innerStream.BeginRead(buffer, offset, count, callback, state);
+        }
+
+        /// <inheritdoc/>
+        public override int EndRead(IAsyncResult asyncResult)
+        {
+            return _innerStream.EndRead(asyncResult);
+        }
+
+        /// <inheritdoc/>
+        public override IAsyncResult BeginWrite(byte[] buffer, int offset, int count, AsyncCallback callback, object state)
+        {
+            return _innerStream.BeginWrite(buffer, offset, count, callback, state);
+        }
+
+        /// <inheritdoc/>
+        public override void EndWrite(IAsyncResult asyncResult)
+        {
+            _innerStream.EndWrite(asyncResult);
+        }
+
+        /// <inheritdoc/>
+        public override bool CanTimeout => _innerStream.CanTimeout;
+
+        /// <inheritdoc/>
+        public override void Close()
+        {
+            // Don't want to close the underlying stream, therefore we not doing anything here
+        }
+
+        /// <inheritdoc/>
+        public override Task CopyToAsync(Stream destination, int bufferSize, CancellationToken cancellationToken)
+        {
+            return _innerStream.CopyToAsync(destination, bufferSize, cancellationToken);
+        }
+
+        /// <inheritdoc/>
+        protected override void Dispose(bool disposing)
+        {
+            // Don't want to close the underlying stream, therefore we not doing anything here
+        }
+
+        /// <inheritdoc/>
+        public override Task FlushAsync(CancellationToken cancellationToken)
+        {
+            return _innerStream.FlushAsync(cancellationToken);
+        }
+
+        /// <inheritdoc/>
+        public override int ReadByte()
+        {
+            return _innerStream.ReadByte();
+        }
+
+        /// <inheritdoc/>
+        public override void WriteByte(byte value)
+        {
+            _innerStream.WriteByte(value);
+        }
+
+        /// <inheritdoc/>
+        public override int ReadTimeout { get => _innerStream.ReadTimeout; set => _innerStream.ReadTimeout = value; }
+    }
+}
diff --git a/src/Spark.Engine/Spark.Engine.csproj b/src/Spark.Engine/Spark.Engine.csproj
index 90cf76a72..7ad756bed 100644
--- a/src/Spark.Engine/Spark.Engine.csproj
+++ b/src/Spark.Engine/Spark.Engine.csproj
@@ -3,7 +3,7 @@
     <PropertyGroup>
         <TargetFrameworks>netstandard2.0;net461</TargetFrameworks>
         <PackageId>Spark.Engine.STU3</PackageId>
-        <Version>1.5.0</Version>
+        <Version>1.5.1</Version>
         <Copyright>Copyright © Firely 2014, © Kufu 2018</Copyright>
         <Company>Firely and Kufu</Company>
         <Authors>Firely, Kufu and contributors</Authors>
diff --git a/src/Spark.Mongo/Spark.Mongo.csproj b/src/Spark.Mongo/Spark.Mongo.csproj
index d55cc5607..52852c8fe 100644
--- a/src/Spark.Mongo/Spark.Mongo.csproj
+++ b/src/Spark.Mongo/Spark.Mongo.csproj
@@ -3,7 +3,7 @@
     <PropertyGroup>
         <TargetFramework>netstandard2.0</TargetFramework>
         <PackageId>Spark.Mongo.STU3</PackageId>
-        <Version>1.5.0</Version>
+        <Version>1.5.1</Version>
         <Copyright>Copyright © Firely 2014, © Kufu 2018</Copyright>
         <Company>Firely and Kufu</Company>
         <Authors>Firely, Kufu and contributors</Authors>
diff --git a/src/Spark.Web/Spark.Web.csproj b/src/Spark.Web/Spark.Web.csproj
index 1d749a6dd..5210b8a08 100644
--- a/src/Spark.Web/Spark.Web.csproj
+++ b/src/Spark.Web/Spark.Web.csproj
@@ -4,7 +4,7 @@
     <TargetFramework>netcoreapp3.1</TargetFramework>
     <AspNetCoreModuleName>AspNetCoreModuleV2</AspNetCoreModuleName>
     <UserSecretsId>a4d3c2a3-5edd-47d1-8407-62489d5568c5</UserSecretsId>
-    <Version>1.5.0</Version>
+    <Version>1.5.1</Version>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/src/Spark/Properties/AssemblyInfo.cs b/src/Spark/Properties/AssemblyInfo.cs
index 3145d94d6..7892100d1 100644
--- a/src/Spark/Properties/AssemblyInfo.cs
+++ b/src/Spark/Properties/AssemblyInfo.cs
@@ -31,5 +31,5 @@
 //
 // You can specify all the values or you can default the Revision and Build Numbers
 // by using the '*' as shown below:
-[assembly: AssemblyVersion("14.11.0.0")]
+[assembly: AssemblyVersion("14.12.0.0")]