diff --git a/Cdelta.sln b/Cdelta.sln
index 0844b08..5c31465 100644
--- a/Cdelta.sln
+++ b/Cdelta.sln
@@ -14,6 +14,9 @@ Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Solution Items", "Solution
 	EndProjectSection
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Core", "src\Core\Core.csproj", "{14017185-C15A-4A26-BB6C-BE59C740CA5D}"
+	ProjectSection(ProjectDependencies) = postProject
+		{F87087C1-AD14-400F-A87C-01B5B80A9237} = {F87087C1-AD14-400F-A87C-01B5B80A9237}
+	EndProjectSection
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Tests", "src\Tests\Tests.csproj", "{B4188C3C-08D4-4A83-86A3-42E84304D46B}"
 EndProject
diff --git a/azure-pipelines.yml b/azure-pipelines.yml
index 6d32d5e..21b8a67 100644
--- a/azure-pipelines.yml
+++ b/azure-pipelines.yml
@@ -74,5 +74,5 @@ jobs:
     displayName: 'Run tests'
     inputs:
       command: 'test'
-      arguments: '$(Pipeline.Workspace)\**\net50\Cdelta.Tests.dll'
+      arguments: '$(Pipeline.Workspace)\**\net5.0\Cdelta.Tests.dll'
       testRunTitle: '.NET 5.0 ($(agent.os))'
\ No newline at end of file
diff --git a/src/Core/CdeltaGenerator.cs b/src/Core/CdeltaGenerator.cs
index 2dcf409..3da624f 100644
--- a/src/Core/CdeltaGenerator.cs
+++ b/src/Core/CdeltaGenerator.cs
@@ -36,9 +36,9 @@ public void Execute(GeneratorExecutionContext context)
 
                 var inputStream = new AntlrInputStream(input);
 
-                CdeltaLexer lexer = new CdeltaLexer(inputStream);
-                CommonTokenStream tokenStream = new CommonTokenStream(lexer);
-                CdeltaParser parser = new CdeltaParser(tokenStream);
+                var lexer = new CdeltaLexer(inputStream);
+                var tokenStream = new CommonTokenStream(lexer);
+                var parser = new CdeltaParser(tokenStream);
 
                 CdeltaParser.CodeFileContext parsed = parser.codeFile();
                 var visitor = new CdeltaGrammarVisitor();
@@ -48,8 +48,8 @@ public void Execute(GeneratorExecutionContext context)
                 context.AddSource($"{Path.GetFileName(file.Path)}.cs", code);
             }
 
-            using Stream stream = typeof(CdeltaGenerator).Assembly.GetManifestResourceStream("Cdelta.IAutomaton.cs");
-            using StreamReader reader = new StreamReader(stream);
+            using var stream = typeof(CdeltaGenerator).Assembly.GetManifestResourceStream("Cdelta.IAutomaton.cs");
+            using var reader = new StreamReader(stream);
             context.AddSource("IAutomaton.cs", reader.ReadToEnd());
         }
 
@@ -57,11 +57,11 @@ public void Execute(GeneratorExecutionContext context)
         public void Initialize(GeneratorInitializationContext context)
         {
 #if FALSE && DEBUG
-            if (!Debugger.IsAttached)
+            if (!System.Diagnostics.Debugger.IsAttached)
             {
-                Debugger.Launch();
+                System.Diagnostics.Debugger.Launch();
             }
 #endif
         }
     }
-}
+}
\ No newline at end of file
diff --git a/src/Core/Core.csproj b/src/Core/Core.csproj
index bfac630..e9a61aa 100644
--- a/src/Core/Core.csproj
+++ b/src/Core/Core.csproj
@@ -13,7 +13,7 @@
   <!-- NuGet -->
   <PropertyGroup>
     <VersionPrefix>1.0.0</VersionPrefix>
-    <VersionSuffix>preview2</VersionSuffix>
+    <VersionSuffix></VersionSuffix>
     <Authors>David Sungaila</Authors>
     <PackageRequireLicenseAcceptance>false</PackageRequireLicenseAcceptance>
     <PackageLicenseExpression>MIT</PackageLicenseExpression>
@@ -21,7 +21,7 @@
     <PackageProjectUrl>https://github.com/sungaila/Cdelta</PackageProjectUrl>
     <PackageIconUrl>https://raw.githubusercontent.com/sungaila/Cdelta/master/etc/Icon_128.png</PackageIconUrl>
     <Description>A C# source generator for finite-state machines ‐ easily referenced as a Roslyn analyzer.</Description>
-    <PackageReleaseNotes>Initial preview release</PackageReleaseNotes>
+    <PackageReleaseNotes>Initial release</PackageReleaseNotes>
     <PackageTags>Roslyn CodeAnalysis Compiler Transpiler CSharp C# Analyzers DotNetAnalyzers StateMachine Cdelta Cδ SourceGenerator ISourceGenerator state-machine StateMachine Automaton Automata NFA DFA</PackageTags>
     <RepositoryUrl>https://github.com/sungaila/Cdelta.git</RepositoryUrl>
     <RepositoryType>git</RepositoryType>
@@ -36,6 +36,7 @@
     <LangVersion>9.0</LangVersion>
     <Nullable>enable</Nullable>
     <Features>strict</Features>
+    <NoWarn>1701;1702;3021;NU5128</NoWarn>
     <WarningsAsErrors>nullable</WarningsAsErrors>
     <EnforceCodeStyleInBuild>true</EnforceCodeStyleInBuild>
     <EnableNETAnalyzers>true</EnableNETAnalyzers>
@@ -45,14 +46,12 @@
   <!-- Debug builds -->
   <PropertyGroup Condition="'$(Configuration)'=='Debug'">
     <VersionSuffix>debug</VersionSuffix>
-    <NoWarn>1701;1702;3021;NU5128</NoWarn>
   </PropertyGroup>
 
   <!-- Release builds -->
   <PropertyGroup Condition="'$(Configuration)'=='Release'">
     <SignAssembly>true</SignAssembly>
     <Optimize>true</Optimize>
-    <NoWarn>1701;1702;3021;NU5128</NoWarn>
     <Deterministic>true</Deterministic>
     <ContinuousIntegrationBuild>true</ContinuousIntegrationBuild>
   </PropertyGroup>
@@ -76,4 +75,16 @@
     <PackageReference Include="Microsoft.CodeAnalysis.Analyzers" Version="3.3.2" PrivateAssets="all" />
     <PackageReference Include="Antlr4.Runtime" Version="4.6.6" PrivateAssets="all" />
   </ItemGroup>
+
+  <!-- the following block is needed for the compilation of the unit tests -->
+  <!-- otherwise the Antlr4.Runtime.dll cannot be resolved and the source generation fails -->
+  <PropertyGroup>
+    <GetTargetPathDependsOn>$(GetTargetPathDependsOn);GetDependencyTargetPaths</GetTargetPathDependsOn>
+  </PropertyGroup>
+
+  <Target Name="GetDependencyTargetPaths" AfterTargets="ResolvePackageDependenciesForBuild">
+    <ItemGroup>
+      <TargetPathWithTargetPlatformMoniker Include="@(ResolvedCompileFileDefinitions)" IncludeRuntimeDependency="false" />
+    </ItemGroup>
+  </Target>
 </Project>
\ No newline at end of file
diff --git a/src/Grammar/Grammar.csproj b/src/Grammar/Grammar.csproj
index 98710c0..78b3c49 100644
--- a/src/Grammar/Grammar.csproj
+++ b/src/Grammar/Grammar.csproj
@@ -12,7 +12,8 @@
     <LangVersion>9.0</LangVersion>
     <Nullable>enable</Nullable>
     <Features>strict</Features>
-    <WarningsAsErrors>nullable;NU1605</WarningsAsErrors>
+    <NoWarn>1701;1702;3021;1584;1658</NoWarn>
+    <WarningsAsErrors>nullable</WarningsAsErrors>
     <EnforceCodeStyleInBuild>true</EnforceCodeStyleInBuild>
     <EnableNETAnalyzers>true</EnableNETAnalyzers>
   </PropertyGroup>
@@ -20,24 +21,22 @@
   <!-- Debug builds -->
   <PropertyGroup Condition="'$(Configuration)'=='Debug'">
     <VersionSuffix>debug</VersionSuffix>
-    <NoWarn>1701;1702;3021;1584;1658</NoWarn>
   </PropertyGroup>
 
   <!-- Release builds -->
   <PropertyGroup Condition="'$(Configuration)'=='Release'">
     <Optimize>true</Optimize>
-    <NoWarn>1701;1702;3021;1584;1658</NoWarn>
     <Deterministic>true</Deterministic>
     <ContinuousIntegrationBuild>true</ContinuousIntegrationBuild>
   </PropertyGroup>
 
   <ItemGroup>
-    <None Include="obj\$(Configuration)\netstandard2.0\CdeltaLexer.cs" />
-    <None Include="obj\$(Configuration)\netstandard2.0\CdeltaParser.cs" />
-    <None Include="obj\$(Configuration)\netstandard2.0\CdeltaParserBaseListener.cs" />
-    <None Include="obj\$(Configuration)\netstandard2.0\CdeltaParserBaseVisitor.cs" />
-    <None Include="obj\$(Configuration)\netstandard2.0\CdeltaParserListener.cs" />
-    <None Include="obj\$(Configuration)\netstandard2.0\CdeltaParserVisitor.cs" />
+    <None Include="obj\$(Configuration)\$(TargetFramework)\CdeltaLexer.cs" />
+    <None Include="obj\$(Configuration)\$(TargetFramework)\CdeltaParser.cs" />
+    <None Include="obj\$(Configuration)\$(TargetFramework)\CdeltaParserBaseListener.cs" />
+    <None Include="obj\$(Configuration)\$(TargetFramework)\CdeltaParserBaseVisitor.cs" />
+    <None Include="obj\$(Configuration)\$(TargetFramework)\CdeltaParserListener.cs" />
+    <None Include="obj\$(Configuration)\$(TargetFramework)\CdeltaParserVisitor.cs" />
   </ItemGroup>
 
   <!-- SourceLink build steps -->
diff --git a/src/Tests/LowerCamelCaseTest.cs b/src/Tests/LowerCamelCaseTest.cs
index f7dd10e..bbd1626 100644
--- a/src/Tests/LowerCamelCaseTest.cs
+++ b/src/Tests/LowerCamelCaseTest.cs
@@ -1,5 +1,6 @@
 #pragma warning disable IDE1006
 using Microsoft.VisualStudio.TestTools.UnitTesting;
+[assembly: Parallelize(Scope = ExecutionScope.MethodLevel)]
 
 namespace Cdelta.Tests
 {
diff --git a/src/Tests/Tests.csproj b/src/Tests/Tests.csproj
index f20abc3..be14d20 100644
--- a/src/Tests/Tests.csproj
+++ b/src/Tests/Tests.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <!-- Assembly -->
   <PropertyGroup>
-    <TargetFramework>net50</TargetFramework>
+    <TargetFramework>net5.0</TargetFramework>
     <AssemblyName>Cdelta.Tests</AssemblyName>
     <RootNamespace>Cdelta.Tests</RootNamespace>
     <IsPackable>false</IsPackable>
@@ -12,7 +12,7 @@
     <LangVersion>9.0</LangVersion>
     <Nullable>enable</Nullable>
     <Features>strict</Features>
-    <WarningsAsErrors>nullable;NU1605</WarningsAsErrors>
+    <WarningsAsErrors>nullable</WarningsAsErrors>
     <EnforceCodeStyleInBuild>true</EnforceCodeStyleInBuild>
     <EnableNETAnalyzers>true</EnableNETAnalyzers>
   </PropertyGroup>