diff --git a/DllImportGenerator/Directory.Build.props b/DllImportGenerator/Directory.Build.props
new file mode 100644
index 000000000000..81194ffe87da
--- /dev/null
+++ b/DllImportGenerator/Directory.Build.props
@@ -0,0 +1,7 @@
+<Project>
+
+  <PropertyGroup>
+    <CompilerPlatformVersion>3.8.0-3.final</CompilerPlatformVersion>
+  </PropertyGroup>
+
+</Project>
diff --git a/DllImportGenerator/DllImportGenerator.Test/DllImportGenerator.Test.csproj b/DllImportGenerator/DllImportGenerator.Test/DllImportGenerator.Test.csproj
index 298f48c67864..75fb2cb381c8 100644
--- a/DllImportGenerator/DllImportGenerator.Test/DllImportGenerator.Test.csproj
+++ b/DllImportGenerator/DllImportGenerator.Test/DllImportGenerator.Test.csproj
@@ -7,10 +7,10 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.CodeAnalysis.CSharp.Workspaces" Version="3.7.0-3.final" PrivateAssets="all" />
-    <PackageReference Include="Microsoft.CodeAnalysis.Analyzers" Version="3.3.0-beta1.final" PrivateAssets="all" />
+    <PackageReference Include="Microsoft.CodeAnalysis.CSharp.Workspaces" Version="$(CompilerPlatformVersion)" PrivateAssets="all" />
+    <PackageReference Include="Microsoft.CodeAnalysis.Analyzers" Version="3.3.0" PrivateAssets="all" />
     <PackageReference Include="Microsoft.CodeAnalysis.CSharp.Analyzer.Testing.XUnit" Version="1.0.1-beta1.20418.1" PrivateAssets="all" />
-    <PackageReference Include="Microsoft.Net.Compilers.Toolset" Version="3.7.0-3.final">
+    <PackageReference Include="Microsoft.Net.Compilers.Toolset" Version="$(CompilerPlatformVersion)">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
diff --git a/DllImportGenerator/DllImportGenerator.Test/TestUtils.cs b/DllImportGenerator/DllImportGenerator.Test/TestUtils.cs
index 1b374e257e1e..49ca8e625f60 100644
--- a/DllImportGenerator/DllImportGenerator.Test/TestUtils.cs
+++ b/DllImportGenerator/DllImportGenerator.Test/TestUtils.cs
@@ -1,7 +1,6 @@
 using Microsoft.CodeAnalysis;
 using Microsoft.CodeAnalysis.CSharp;
 using Microsoft.CodeAnalysis.Testing;
-using System.Collections.Generic;
 using System.Collections.Immutable;
 using System.Linq;
 using System.Reflection;
@@ -70,14 +69,13 @@ public static (ReferenceAssemblies, MetadataReference) GetReferenceAssemblies()
         /// <returns>The resulting compilation</returns>
         public static Compilation RunGenerators(Compilation comp, out ImmutableArray<Diagnostic> diagnostics, params ISourceGenerator[] generators)
         {
-            CreateDriver(comp, generators).RunFullGeneration(comp, out var d, out diagnostics);
+            CreateDriver(comp, generators).RunGeneratorsAndUpdateCompilation(comp, out var d, out diagnostics);
             return d;
         }
 
         private static GeneratorDriver CreateDriver(Compilation c, params ISourceGenerator[] generators)
-            => new CSharpGeneratorDriver(c.SyntaxTrees.First().Options,
+            => CSharpGeneratorDriver.Create(
                 ImmutableArray.Create(generators),
-                null,
-                ImmutableArray<AdditionalText>.Empty);
+                parseOptions: (CSharpParseOptions)c.SyntaxTrees.First().Options);
     }
 }
diff --git a/DllImportGenerator/DllImportGenerator/DllImportGenerator.cs b/DllImportGenerator/DllImportGenerator/DllImportGenerator.cs
index d81eb6ea8d3d..4d9ce3989205 100644
--- a/DllImportGenerator/DllImportGenerator/DllImportGenerator.cs
+++ b/DllImportGenerator/DllImportGenerator/DllImportGenerator.cs
@@ -20,7 +20,7 @@ public class DllImportGenerator : ISourceGenerator
         private const string GeneratedDllImport = nameof(GeneratedDllImport);
         private const string GeneratedDllImportAttribute = nameof(GeneratedDllImportAttribute);
 
-        public void Execute(SourceGeneratorContext context)
+        public void Execute(GeneratorExecutionContext context)
         {
             var synRec = context.SyntaxReceiver as SyntaxReceiver;
             if (synRec is null)
@@ -70,7 +70,7 @@ public void Execute(SourceGeneratorContext context)
             context.AddSource("DllImportGenerator.g.cs", SourceText.From(generatedDllImports.ToString(), Encoding.UTF8));
         }
 
-        public void Initialize(InitializationContext context)
+        public void Initialize(GeneratorInitializationContext context)
         {
             context.RegisterForSyntaxNotifications(() => new SyntaxReceiver());
         }
diff --git a/DllImportGenerator/DllImportGenerator/DllImportGenerator.csproj b/DllImportGenerator/DllImportGenerator/DllImportGenerator.csproj
index 64514d1541cb..5e60199190e1 100644
--- a/DllImportGenerator/DllImportGenerator/DllImportGenerator.csproj
+++ b/DllImportGenerator/DllImportGenerator/DllImportGenerator.csproj
@@ -33,8 +33,8 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.CodeAnalysis.CSharp.Workspaces" Version="3.7.0-3.final" PrivateAssets="all" />
-    <PackageReference Include="Microsoft.CodeAnalysis.Analyzers" Version="3.3.0-beta1.final" PrivateAssets="all" />
+    <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="$(CompilerPlatformVersion)" PrivateAssets="all" />
+    <PackageReference Include="Microsoft.CodeAnalysis.Analyzers" Version="3.3.0" PrivateAssets="all" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/DllImportGenerator/DllImportGenerator/TypeSymbolExtensions.cs b/DllImportGenerator/DllImportGenerator/TypeSymbolExtensions.cs
index 90726c84b643..97e6b5cf1b67 100644
--- a/DllImportGenerator/DllImportGenerator/TypeSymbolExtensions.cs
+++ b/DllImportGenerator/DllImportGenerator/TypeSymbolExtensions.cs
@@ -132,10 +132,7 @@ public static bool IsAutoLayout(this INamedTypeSymbol type, ITypeSymbol structLa
 
         public static TypeSyntax AsTypeSyntax(this ITypeSymbol type)
         {
-            // [TODO] Use ParseTypeName overload with default values for offset and consumeFullText after switching
-            //        to Roslyn package that has the change from CSharpParseOptions -> ParseOptions in that overload
-            // return SyntaxFactory.ParseTypeName(type.ToDisplayString(SymbolDisplayFormat.FullyQualifiedFormat));
-            return SyntaxFactory.ParseTypeName(type.ToDisplayString(SymbolDisplayFormat.FullyQualifiedFormat), offset: 0, consumeFullText: true);
+            return SyntaxFactory.ParseTypeName(type.ToDisplayString(SymbolDisplayFormat.FullyQualifiedFormat));
         }
     }
 }