diff --git a/test/Sodium.Tests/Sodium.Tests.csproj b/test/Sodium.Tests/Sodium.Tests.csproj
index 6aa82ae9b..95b364c34 100644
--- a/test/Sodium.Tests/Sodium.Tests.csproj
+++ b/test/Sodium.Tests/Sodium.Tests.csproj
@@ -1,8 +1,8 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net7.0;net6.0</TargetFrameworks>
-    <LangVersion>9.0</LangVersion>
+    <TargetFrameworks>net8.0;net6.0</TargetFrameworks>
+    <LangVersion>10.0</LangVersion>
     <Features>strict</Features>
     <Nullable>enable</Nullable>
     <CheckForOverflowUnderflow>true</CheckForOverflowUnderflow>
@@ -10,9 +10,17 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.4.0" />
-    <PackageReference Include="NUnit" Version="3.13.3" />
-    <PackageReference Include="NUnit3TestAdapter" Version="4.3.1" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.9.0" />
+    <PackageReference Include="NUnit" Version="4.1.0" />
+    <PackageReference Include="NUnit3TestAdapter" Version="4.5.0" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <Using Include="NUnit.Framework.Legacy.ClassicAssert" Alias="Assert" />
+    <Using Include="NUnit.Framework.Legacy.CollectionAssert" Alias="CollectionAssert" />
+    <Using Include="NUnit.Framework.Legacy.StringAssert" Alias="StringAssert" />
+    <Using Include="NUnit.Framework.Legacy.DirectoryAssert" Alias="DirectoryAssert" />
+    <Using Include="NUnit.Framework.Legacy.FileAssert" Alias="FileAssert" />
   </ItemGroup>
 
   <ItemGroup>