diff --git a/tests/Java.Interop-Tests/Java.Interop-Tests.csproj b/tests/Java.Interop-Tests/Java.Interop-Tests.csproj
index 4e881e793..b4ae99498 100644
--- a/tests/Java.Interop-Tests/Java.Interop-Tests.csproj
+++ b/tests/Java.Interop-Tests/Java.Interop-Tests.csproj
@@ -10,6 +10,7 @@
   </PropertyGroup>
 
   <Import Project="..\..\TargetFrameworkDependentValues.props" />
+  <Import Project="..\..\build-tools\trim-analyzers\trim-analyzers.props" />
 
   <PropertyGroup>
     <OutputPath>$(TestOutputFullPath)</OutputPath>
diff --git a/tests/Java.Interop-Tests/Java.Interop/JavaExceptionTests.cs b/tests/Java.Interop-Tests/Java.Interop/JavaExceptionTests.cs
index 8469b55a4..d82a7ac0a 100644
--- a/tests/Java.Interop-Tests/Java.Interop/JavaExceptionTests.cs
+++ b/tests/Java.Interop-Tests/Java.Interop/JavaExceptionTests.cs
@@ -102,9 +102,7 @@ public void InnerExceptionIsNotAProxy ()
 
 		static JavaException CreateJavaProxyThrowable (Exception value)
 		{
-			var JavaProxyThrowable_type = typeof(JavaObject)
-				.Assembly
-				.GetType ("Java.Interop.JavaProxyThrowable", throwOnError :true);
+			var JavaProxyThrowable_type = Type.GetType ("Java.Interop.JavaProxyThrowable, Java.Interop", throwOnError :true);
 			var proxy   = (JavaException) Activator.CreateInstance (JavaProxyThrowable_type, value);
 			return proxy;
 		}
diff --git a/tests/Java.Interop-Tests/Java.Interop/JavaObjectArrayTest.cs b/tests/Java.Interop-Tests/Java.Interop/JavaObjectArrayTest.cs
index b3e83c654..f02bbc06b 100644
--- a/tests/Java.Interop-Tests/Java.Interop/JavaObjectArrayTest.cs
+++ b/tests/Java.Interop-Tests/Java.Interop/JavaObjectArrayTest.cs
@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.Diagnostics.CodeAnalysis;
 using System.Linq;
 
 using Java.Interop;
@@ -8,7 +9,10 @@
 
 namespace Java.InteropTests
 {
-	public abstract class JavaObjectArrayContractTest<T> : JavaArrayContract<T>
+	public abstract class JavaObjectArrayContractTest<
+			[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.NonPublicConstructors)]
+			T
+		> : JavaArrayContract<T>
 	{
 		protected override System.Collections.Generic.ICollection<T> CreateCollection (System.Collections.Generic.IEnumerable<T> values)
 		{
diff --git a/tests/Java.Interop-Tests/Java.Interop/JniEnvironmentTests.cs b/tests/Java.Interop-Tests/Java.Interop/JniEnvironmentTests.cs
index b24626161..fd91beb3d 100644
--- a/tests/Java.Interop-Tests/Java.Interop/JniEnvironmentTests.cs
+++ b/tests/Java.Interop-Tests/Java.Interop/JniEnvironmentTests.cs
@@ -1,4 +1,5 @@
 using System;
+using System.Diagnostics.CodeAnalysis;
 using System.Runtime.InteropServices;
 
 using Java.Interop;
@@ -88,9 +89,10 @@ public void References_CreatedReference_LocalRef ()
 			}
 		}
 
+		[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.All)]
 		static readonly Type NativeMethods_type =
-			typeof (JniEnvironment).Assembly.GetType ("Java.Interop.NativeMethods", throwOnError: false) ??
-			typeof (JniEnvironment).Assembly.GetType ("Java.Interop.JIPinvokes.NativeMethods", throwOnError: false);
+			Type.GetType ("Java.Interop.NativeMethods, Java.Interop", throwOnError: false) ??
+			Type.GetType ("Java.Interop.JIPinvokes.NativeMethods, Java.Interop", throwOnError: false);
 
 		static Func<IntPtr, IntPtr, IntPtr> GetNewRefFunc (string method)
 		{
diff --git a/tests/Java.Interop-Tests/Java.Interop/JniRuntimeJniValueManagerContract.cs b/tests/Java.Interop-Tests/Java.Interop/JniRuntimeJniValueManagerContract.cs
index 21727ce2e..782b6e765 100644
--- a/tests/Java.Interop-Tests/Java.Interop/JniRuntimeJniValueManagerContract.cs
+++ b/tests/Java.Interop-Tests/Java.Interop/JniRuntimeJniValueManagerContract.cs
@@ -2,6 +2,7 @@
 
 using System;
 using System.Collections.Generic;
+using System.Diagnostics.CodeAnalysis;
 using System.Linq;
 using System.Reflection;
 using System.Threading;
@@ -19,6 +20,7 @@ namespace Java.InteropTests {
 #endif  // !__ANDROID__
 	public abstract class JniRuntimeJniValueManagerContract : JavaVMFixture {
 
+		[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicParameterlessConstructor)]
 		protected abstract Type ValueManagerType {
 			get;
 		}
@@ -296,8 +298,12 @@ static string DumpPeers (IEnumerable<JniSurfacedPeerInfo> peers)
 		// Adding an instance already added in a previous scope?
 	}
 
-	public abstract class JniRuntimeJniValueManagerContract<T> : JniRuntimeJniValueManagerContract {
-
+	public abstract class JniRuntimeJniValueManagerContract<
+			[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicParameterlessConstructor)]
+			T
+		> : JniRuntimeJniValueManagerContract
+	{
+		[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicParameterlessConstructor)]
 		protected override Type ValueManagerType => typeof (T);
 	}
 
@@ -313,8 +319,10 @@ public class JniRuntimeJniValueManagerContract_Mono : JniRuntimeJniValueManagerC
 
 	[TestFixture]
 	public class JniRuntimeJniValueManagerContract_NoGCIntegration : JniRuntimeJniValueManagerContract {
+		[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicParameterlessConstructor)]
 		static Type ManagedValueManagerType = Type.GetType ("Java.Interop.ManagedValueManager, Java.Runtime.Environment", throwOnError:true)!;
 
+		[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicParameterlessConstructor)]
 		protected override Type ValueManagerType => ManagedValueManagerType;
 	}
 #endif  // !__ANDROID__
diff --git a/tests/Java.Interop-Tests/Java.Interop/JniValueMarshalerContractTests.cs b/tests/Java.Interop-Tests/Java.Interop/JniValueMarshalerContractTests.cs
index 0608ff18a..3c5668b66 100644
--- a/tests/Java.Interop-Tests/Java.Interop/JniValueMarshalerContractTests.cs
+++ b/tests/Java.Interop-Tests/Java.Interop/JniValueMarshalerContractTests.cs
@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.Diagnostics.CodeAnalysis;
 using System.Linq;
 using System.Linq.Expressions;
 using System.Reflection;
@@ -13,7 +14,11 @@
 
 namespace Java.InteropTests {
 
-	public abstract class JniValueMarshalerContractTests<T> : JavaVMFixture {
+	public abstract class JniValueMarshalerContractTests<
+			[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.NonPublicConstructors)]
+			T
+		> : JavaVMFixture
+	{
 
 		protected   abstract    T       Value           {get;}
 
@@ -211,6 +216,8 @@ public void DestroyGenericArgumentState ()
 		}
 
 		[Test]
+		[RequiresUnreferencedCode ("CreateReturnValueFromManagedExpression")]
+		[RequiresDynamicCode ("CreateReturnValueFromManagedExpression")]
 		public void CreateReturnValueFromManagedExpression ()
 		{
 			var runtime = Expression.Variable (typeof (JniRuntime), "__jvm");
@@ -335,7 +342,11 @@ protected override string GetExpectedReturnValueFromManagedExpression (string jv
 		}
 	}
 
-	public abstract class JniValueMarshaler_BuiltinType_ContractTests<T> : JniValueMarshalerContractTests<T> {
+	public abstract class JniValueMarshaler_BuiltinType_ContractTests<
+			[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.NonPublicConstructors)]
+			T
+		> : JniValueMarshalerContractTests<T>
+	{
 		protected   override    bool    IsJniValueType  {get {return true;}}
 
 		protected override string GetExpectedReturnValueFromManagedExpression (string jvm, string value, Expression ret)
@@ -442,8 +453,11 @@ public class JniValueMarshaler_NullableDouble_ContractTests : JniValueMarshalerC
 		protected   override    double? Value           {get {return 8D;}}
 	}
 
-	public abstract class JniInt32ArrayValueMarshalerContractTests<T> : JniValueMarshalerContractTests<T>
-		where T : IEnumerable<int>
+	public abstract class JniInt32ArrayValueMarshalerContractTests<
+			[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.NonPublicConstructors)]
+			T
+		> : JniValueMarshalerContractTests<T>
+			where T : IEnumerable<int>
 	{
 		protected   abstract    T       CreateArray (int[] values);
 		protected   abstract    string  ValueMarshalerSourceType    {get;}
@@ -647,7 +661,11 @@ public DemoValueTypeValueMarshaler ()
 			Int32Marshaler  = JniRuntime.CurrentRuntime.ValueManager.GetValueMarshaler<int> ();
 		}
 
-		public override DemoValueType CreateGenericValue (ref JniObjectReference reference, JniObjectReferenceOptions options, Type targetType)
+		public override DemoValueType CreateGenericValue (
+			ref JniObjectReference reference,
+			JniObjectReferenceOptions options,
+			[DynamicallyAccessedMembers (Constructors)]
+			Type targetType)
 		{
 			var v   = Int32Marshaler.CreateGenericValue (ref reference, options, typeof (int));
 			return new DemoValueType (v);