diff --git a/src/Markdig.Tests/Markdig.Tests.csproj b/src/Markdig.Tests/Markdig.Tests.csproj
index 5d33dc8d..1726b8f4 100644
--- a/src/Markdig.Tests/Markdig.Tests.csproj
+++ b/src/Markdig.Tests/Markdig.Tests.csproj
@@ -1,14 +1,14 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net462;net6.0;net8.0;net9.0</TargetFrameworks>
+    <TargetFrameworks>net6.0;net8.0;net9.0</TargetFrameworks>
     <OutputType>Exe</OutputType>
     <IsPackable>false</IsPackable>
     <ImplicitUsings>enable</ImplicitUsings>
     <LangVersion>13.0</LangVersion>
     <StartupObject>Markdig.Tests.Program</StartupObject>
-    <SpecExecutable>$(MSBuildProjectDirectory)\..\SpecFileGen\bin\$(Configuration)\net8.0\SpecFileGen.dll</SpecExecutable>
-    <SpecTimestamp>$(MSBuildProjectDirectory)\..\SpecFileGen\bin\$(Configuration)\net8.0\SpecFileGen.timestamp</SpecTimestamp>
+    <SpecExecutable>$(MSBuildProjectDirectory)\..\SpecFileGen\bin\$(Configuration)\$(TargetFramework)\SpecFileGen.dll</SpecExecutable>
+    <SpecTimestamp>$(MSBuildProjectDirectory)\..\SpecFileGen\bin\$(Configuration)\$(TargetFramework)\SpecFileGen.timestamp</SpecTimestamp>
   </PropertyGroup>
 
   <ItemGroup>
@@ -19,14 +19,14 @@
 
   <ItemGroup>
     <ProjectReference Include="..\Markdig\Markdig.csproj" />
+    <ProjectReference Include="..\SpecFileGen\SpecFileGen.csproj" />
   </ItemGroup>
 
   <ItemGroup>
     <Using Include="NUnit.Framework" />
   </ItemGroup>
 
-  <ItemGroup Condition=" '$(TargetFramework)' == 'net8.0' OR  '$(TargetFramework)' == 'net9.0'">
-    <ProjectReference Include="..\SpecFileGen\SpecFileGen.csproj" />
+  <ItemGroup>
     <ItemSpecExecutable Include="$(SpecExecutable)" />
     <InputSpecFiles Include="Specs\*.md" />
     <InputSpecFiles Include="NormalizeSpecs\*.md" />
@@ -38,7 +38,7 @@
     <OutputSpecFiles Include="@(InputSpecFiles->'%(RelativeDir)%(Filename).generated.cs')" />
   </ItemGroup>
 
-  <Target Condition=" '$(TargetFramework)' == 'net8.0' OR  '$(TargetFramework)' == 'net9.0'" Name="GeneratedSpecsFile" BeforeTargets="BeforeCompile;CoreCompile" Inputs="@(ItemSpecExecutable);@(InputSpecFiles)" Outputs="@(ItemSpecExecutable->'%(RelativeDir)%(Filename).timestamp');@(InputSpecFiles->'%(RelativeDir)%(Filename).generated.cs')">
+  <Target Name="GeneratedSpecsFile" BeforeTargets="BeforeCompile;CoreCompile" Inputs="@(ItemSpecExecutable);@(InputSpecFiles)" Outputs="@(ItemSpecExecutable->'%(RelativeDir)%(Filename).timestamp');@(InputSpecFiles->'%(RelativeDir)%(Filename).generated.cs')">
     <Message Importance="high" Text="Regenerating Specs Files" />
     <Exec Command="dotnet $(SpecExecutable)" />
     <WriteLinesToFile File="$(SpecTimestamp)" Lines="$([System.DateTime]::Now)" />
diff --git a/src/Markdig.Tests/TestContainerBlocks.cs b/src/Markdig.Tests/TestContainerBlocks.cs
index c5e0440b..abffe84f 100644
--- a/src/Markdig.Tests/TestContainerBlocks.cs
+++ b/src/Markdig.Tests/TestContainerBlocks.cs
@@ -172,7 +172,7 @@ public void CopyTo()
         Assert.NotNull(destination[2]);
         Assert.Null(destination[3]);
 
-        Array.Clear(destination, 0, destination.Length);
+        Array.Clear(destination);
 
         container.Add(new ParagraphBlock());
         container.CopyTo(destination, 1);
diff --git a/src/Markdig.Tests/TestFastStringWriter.cs b/src/Markdig.Tests/TestFastStringWriter.cs
index b5cbf663..e28b0a60 100644
--- a/src/Markdig.Tests/TestFastStringWriter.cs
+++ b/src/Markdig.Tests/TestFastStringWriter.cs
@@ -1,7 +1,6 @@
 using System.Text;
-using Markdig.Helpers;
 
-#if NET6_0_OR_GREATER
+using Markdig.Helpers;
 
 namespace Markdig.Tests;
 
@@ -185,4 +184,3 @@ public async Task Write_StringBuilder()
         AssertToString("foobar\nbazfoo\nfoo" + new string('a', 1050));
     }
 }
-#endif
\ No newline at end of file
diff --git a/src/SpecFileGen/SpecFileGen.csproj b/src/SpecFileGen/SpecFileGen.csproj
index 0ad72b08..0c28b463 100644
--- a/src/SpecFileGen/SpecFileGen.csproj
+++ b/src/SpecFileGen/SpecFileGen.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFrameworks>net6.0;net8.0;net9.0</TargetFrameworks>
     <ImplicitUsings>enable</ImplicitUsings>
     <IsPackable>false</IsPackable>
   </PropertyGroup>