diff --git a/src/Hyperbee.XS.Cli/Hyperbee.Xs.Cli.csproj b/src/Hyperbee.XS.Cli/Hyperbee.Xs.Cli.csproj
index be54443..4fcae58 100644
--- a/src/Hyperbee.XS.Cli/Hyperbee.Xs.Cli.csproj
+++ b/src/Hyperbee.XS.Cli/Hyperbee.Xs.Cli.csproj
@@ -29,7 +29,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="FastExpressionCompiler" Version="5.1.1" />
+    <PackageReference Include="FastExpressionCompiler" Version="5.3.0" />
     <PackageReference Include="Spectre.Console" Version="0.50.0" />
     <PackageReference Include="Spectre.Console.Cli" Version="0.50.0" />
     <PackageReference Include="System.Reflection.Metadata" Version="9.0.4" />
diff --git a/test/Hyperbee.XS.Benchmark/Hyperbee.XS.Benchmark.csproj b/test/Hyperbee.XS.Benchmark/Hyperbee.XS.Benchmark.csproj
index 86a75c8..739a90e 100644
--- a/test/Hyperbee.XS.Benchmark/Hyperbee.XS.Benchmark.csproj
+++ b/test/Hyperbee.XS.Benchmark/Hyperbee.XS.Benchmark.csproj
@@ -10,7 +10,7 @@
 
   <ItemGroup>
     <PackageReference Include="BenchmarkDotNet" Version="0.15.2" />
-    <PackageReference Include="FastExpressionCompiler" Version="5.1.1" />
+    <PackageReference Include="FastExpressionCompiler" Version="5.3.0" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/test/Hyperbee.XS.Tests/Hyperbee.XS.Tests.csproj b/test/Hyperbee.XS.Tests/Hyperbee.XS.Tests.csproj
index b938296..857788f 100644
--- a/test/Hyperbee.XS.Tests/Hyperbee.XS.Tests.csproj
+++ b/test/Hyperbee.XS.Tests/Hyperbee.XS.Tests.csproj
@@ -10,7 +10,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="FastExpressionCompiler" Version="5.1.1" />
+    <PackageReference Include="FastExpressionCompiler" Version="5.3.0" />
     <PackageReference Include="Hyperbee.Expressions" Version="1.2.0" />
     <PackageReference Include="Microsoft.CodeAnalysis.CSharp.Scripting" Version="4.13.0" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.13.0" />
diff --git a/test/Hyperbee.XS.Tests/TestInitializer.cs b/test/Hyperbee.XS.Tests/TestInitializer.cs
index 85b2c0a..d6e13a1 100644
--- a/test/Hyperbee.XS.Tests/TestInitializer.cs
+++ b/test/Hyperbee.XS.Tests/TestInitializer.cs
@@ -11,7 +11,7 @@ public static class TestInitializer
     public static XsConfig XsConfig { get; set; }
 
     [AssemblyInitialize]
-    public static void Initialize( TestContext _ )
+    public static void Initialize( Microsoft.VisualStudio.TestTools.UnitTesting.TestContext testContext )
     {
         var typeResolver = TypeResolver.Create( Assembly.GetExecutingAssembly() );