diff --git a/src/libraries/System.Private.DataContractSerialization/src/System/Runtime/Serialization/DataContractSerializer.cs b/src/libraries/System.Private.DataContractSerialization/src/System/Runtime/Serialization/DataContractSerializer.cs
index 71f4530f4f3d17..72229faaf8d3cb 100644
--- a/src/libraries/System.Private.DataContractSerialization/src/System/Runtime/Serialization/DataContractSerializer.cs
+++ b/src/libraries/System.Private.DataContractSerialization/src/System/Runtime/Serialization/DataContractSerializer.cs
@@ -38,7 +38,7 @@ public sealed class DataContractSerializer : XmlObjectSerializer
         private static bool _optionAlreadySet;
         internal static SerializationOption Option
         {
-            get { return _option; }
+            get { return RuntimeFeature.IsDynamicCodeSupported ? _option : SerializationOption.ReflectionOnly; }
             set
             {
                 if (_optionAlreadySet)
diff --git a/src/tests/FunctionalTests/iOS/Simulator/XmlFormatWriterGeneratorAOT/Program.cs b/src/tests/FunctionalTests/iOS/Simulator/XmlFormatWriterGeneratorAOT/Program.cs
new file mode 100644
index 00000000000000..884dfa7ae893b5
--- /dev/null
+++ b/src/tests/FunctionalTests/iOS/Simulator/XmlFormatWriterGeneratorAOT/Program.cs
@@ -0,0 +1,30 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
+using System;
+using System.Collections.Generic;
+using System.Runtime.InteropServices;
+using System.Runtime.Serialization;
+using System.Threading;
+using System.Threading.Tasks;
+using System.Xml;
+
+public static class Program
+{
+    [DllImport("__Internal")]
+    public static extern void mono_ios_set_summary (string value);
+
+    public static async Task<int> Main(string[] args)
+    {
+        mono_ios_set_summary($"Starting functional test");
+
+        var ds = new DataContractSerializer (typeof (IEnumerable<int>));
+        using (var xw = XmlWriter.Create (System.IO.Stream.Null))
+	        ds.WriteObject (xw, new int [] { 1, 2, 3 });
+
+        Console.WriteLine("Done!");
+        await Task.Delay(5000);
+
+        return 42;
+    }
+}
diff --git a/src/tests/FunctionalTests/iOS/Simulator/XmlFormatWriterGeneratorAOT/iOS.Simulator.XmlFormatWriterGeneratorAot.Test.csproj b/src/tests/FunctionalTests/iOS/Simulator/XmlFormatWriterGeneratorAOT/iOS.Simulator.XmlFormatWriterGeneratorAot.Test.csproj
new file mode 100644
index 00000000000000..f0a56aa7fdf057
--- /dev/null
+++ b/src/tests/FunctionalTests/iOS/Simulator/XmlFormatWriterGeneratorAOT/iOS.Simulator.XmlFormatWriterGeneratorAot.Test.csproj
@@ -0,0 +1,19 @@
+<Project Sdk="Microsoft.NET.Sdk" TreatAsLocalProperty="MonoForceInterpreter">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <MonoForceInterpreter>false</MonoForceInterpreter>
+    <RunAOTCompilation>true</RunAOTCompilation>
+    <TestRuntime>true</TestRuntime>
+    <TargetFrameworks>$(NetCoreAppCurrent)</TargetFrameworks>
+    <TargetOS Condition="'$(TargetOS)' == ''">iOSSimulator</TargetOS>
+    <MainLibraryFileName>iOS.Simulator.XmlFormatWriterGeneratorAot.Test.dll</MainLibraryFileName>
+    <IncludesTestRunner>false</IncludesTestRunner>
+    <ExpectedExitCode>42</ExpectedExitCode>
+    <EnableAggressiveTrimming>true</EnableAggressiveTrimming>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <Compile Include="Program.cs" />
+  </ItemGroup>
+</Project>