diff --git a/SoundSwitch.Audio.Manager.Tests/SoundSwitch.Audio.Manager.Tests.csproj b/SoundSwitch.Audio.Manager.Tests/SoundSwitch.Audio.Manager.Tests.csproj
index 70d2d6a892..55e8cb59eb 100644
--- a/SoundSwitch.Audio.Manager.Tests/SoundSwitch.Audio.Manager.Tests.csproj
+++ b/SoundSwitch.Audio.Manager.Tests/SoundSwitch.Audio.Manager.Tests.csproj
@@ -8,7 +8,7 @@
 
     <ItemGroup>
         <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.8.0" />
-        <PackageReference Include="NUnit" Version="3.14.0" />
+        <PackageReference Include="NUnit" Version="4.0.0" />
         <PackageReference Include="NUnit3TestAdapter" Version="4.5.0" />
         <PackageReference Include="coverlet.collector" Version="6.0.0" />
     </ItemGroup>
diff --git a/SoundSwitch.Tests/SoundSwitch.Tests.csproj b/SoundSwitch.Tests/SoundSwitch.Tests.csproj
index 0b7531e0f5..d6cc45a981 100644
--- a/SoundSwitch.Tests/SoundSwitch.Tests.csproj
+++ b/SoundSwitch.Tests/SoundSwitch.Tests.csproj
@@ -11,7 +11,7 @@
     </PropertyGroup>
 
     <ItemGroup>
-        <PackageReference Include="NUnit" Version="3.14.0" />
+        <PackageReference Include="NUnit" Version="4.0.0" />
         <PackageReference Include="NUnit3TestAdapter" Version="4.5.0" />
         <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.8.0" />
     </ItemGroup>