diff --git a/test/UUID.Serialization.Dapper.Tests/UUID.Serialization.Dapper.Tests.csproj b/test/UUID.Serialization.Dapper.Tests/UUID.Serialization.Dapper.Tests.csproj
index cdb577c..8c29650 100644
--- a/test/UUID.Serialization.Dapper.Tests/UUID.Serialization.Dapper.Tests.csproj
+++ b/test/UUID.Serialization.Dapper.Tests/UUID.Serialization.Dapper.Tests.csproj
@@ -17,7 +17,7 @@
     <ItemGroup>
         <PackageReference Include="Dapper" Version="2.1.79" />
         <PackageReference Include="xunit.v3" Version="4.0.0-pre.108" />
-        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.5.1" />
+        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.8.1" />
         <PackageReference Include="xunit.runner.visualstudio" Version="4.0.0-pre.4">
             <PrivateAssets>all</PrivateAssets>
             <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
diff --git a/test/UUID.Serialization.Entity.Tests/UUID.Serialization.Entity.Tests.csproj b/test/UUID.Serialization.Entity.Tests/UUID.Serialization.Entity.Tests.csproj
index 4f2e95b..ae309a5 100644
--- a/test/UUID.Serialization.Entity.Tests/UUID.Serialization.Entity.Tests.csproj
+++ b/test/UUID.Serialization.Entity.Tests/UUID.Serialization.Entity.Tests.csproj
@@ -16,7 +16,7 @@
 
     <ItemGroup>
         <PackageReference Include="xunit.v3" Version="4.0.0-pre.108" />
-        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.5.1" />
+        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.8.1" />
         <PackageReference Include="xunit.runner.visualstudio" Version="4.0.0-pre.4">
             <PrivateAssets>all</PrivateAssets>
             <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
diff --git a/test/UUID.Serialization.MessagePack.Tests/UUID.Serialization.MessagePack.Tests.csproj b/test/UUID.Serialization.MessagePack.Tests/UUID.Serialization.MessagePack.Tests.csproj
index 584ebe3..a466908 100644
--- a/test/UUID.Serialization.MessagePack.Tests/UUID.Serialization.MessagePack.Tests.csproj
+++ b/test/UUID.Serialization.MessagePack.Tests/UUID.Serialization.MessagePack.Tests.csproj
@@ -17,7 +17,7 @@
     <ItemGroup>
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         <PackageReference Include="MessagePack" Version="3.1.8" />
-        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.5.1" />
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         <PackageReference Include="xunit.runner.visualstudio" Version="4.0.0-pre.4">
             <PrivateAssets>all</PrivateAssets>
             <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
diff --git a/test/UUID.Serialization.Newtonsoft.Tests/UUID.Serialization.Newtonsoft.Tests.csproj b/test/UUID.Serialization.Newtonsoft.Tests/UUID.Serialization.Newtonsoft.Tests.csproj
index f451811..5c9d37b 100644
--- a/test/UUID.Serialization.Newtonsoft.Tests/UUID.Serialization.Newtonsoft.Tests.csproj
+++ b/test/UUID.Serialization.Newtonsoft.Tests/UUID.Serialization.Newtonsoft.Tests.csproj
@@ -17,7 +17,7 @@
     <ItemGroup>
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         <PackageReference Include="Newtonsoft.Json" Version="13.0.5-beta1" />
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diff --git a/test/UUID.Serialization.System.Tests/UUID.Serialization.System.Tests.csproj b/test/UUID.Serialization.System.Tests/UUID.Serialization.System.Tests.csproj
index 3dbf9f2..9e048f2 100644
--- a/test/UUID.Serialization.System.Tests/UUID.Serialization.System.Tests.csproj
+++ b/test/UUID.Serialization.System.Tests/UUID.Serialization.System.Tests.csproj
@@ -16,7 +16,7 @@
 
     <ItemGroup>
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-        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.5.1" />
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diff --git a/test/UUID.Tests/UUID.Tests.csproj b/test/UUID.Tests/UUID.Tests.csproj
index 51a0828..8ae92aa 100644
--- a/test/UUID.Tests/UUID.Tests.csproj
+++ b/test/UUID.Tests/UUID.Tests.csproj
@@ -15,7 +15,7 @@
 
     <ItemGroup>
         <PackageReference Include="xunit.v3" Version="4.0.0-pre.108" />
-        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.5.1" />
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             <PrivateAssets>all</PrivateAssets>
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