diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index e596f820..5bf5bb71 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -21,7 +21,7 @@ jobs:
       - name: Setup .NET SDK
         uses: actions/setup-dotnet@v4
         with:
-           dotnet-version: 7.0.x
+           dotnet-version: 8.0.x
 
       - name: Initialize CodeQL
         uses: github/codeql-action/init@v2
diff --git a/.github/workflows/publish-preview.yml b/.github/workflows/publish-preview.yml
index c5eaa3db..bb5ad5c4 100644
--- a/.github/workflows/publish-preview.yml
+++ b/.github/workflows/publish-preview.yml
@@ -27,7 +27,7 @@ jobs:
       - name: Setup .NET SDK
         uses: actions/setup-dotnet@v4
         with:
-          dotnet-version: 7.0.x
+          dotnet-version: 8.0.x
           source-url: https://nuget.pkg.github.com/graphql-dotnet/index.json
         env:
           NUGET_AUTH_TOKEN: ${{secrets.GITHUB_TOKEN}}
diff --git a/.github/workflows/publish-release.yml b/.github/workflows/publish-release.yml
index f39ce602..8b09bb5b 100644
--- a/.github/workflows/publish-release.yml
+++ b/.github/workflows/publish-release.yml
@@ -33,7 +33,7 @@ jobs:
       - name: Setup .NET SDK
         uses: actions/setup-dotnet@v4
         with:
-          dotnet-version: 7.0.x
+          dotnet-version: 8.0.x
           source-url: https://api.nuget.org/v3/index.json
         env:
           NUGET_AUTH_TOKEN: ${{secrets.NUGET_AUTH_TOKEN}}
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index ac707085..a5c3cb85 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -40,12 +40,10 @@ jobs:
           dotnet-version: |
             6.0.x
             7.0.x
+            8.0.x
           source-url: https://nuget.pkg.github.com/graphql-dotnet/index.json
         env:
           NUGET_AUTH_TOKEN: ${{secrets.GITHUB_TOKEN}}
-      - name: Disable MSVS Nuget Source # see https://github.com/graphql-dotnet/graphql-dotnet/issues/2422
-        if: ${{ startsWith(matrix.os, 'windows') }}
-        run: dotnet nuget disable source 'Microsoft Visual Studio Offline Packages'
       - name: Install dependencies
         working-directory: src
         run: dotnet restore
@@ -72,7 +70,7 @@ jobs:
         if: ${{ startsWith(matrix.os, 'ubuntu') }}
         uses: codecov/codecov-action@v3
         with:
-          files: .coverage/GraphQLParser.Tests/coverage.net5.opencover.xml
+          files: .coverage/GraphQLParser.Tests/coverage.net8.opencover.xml
 
   buildcheck:
     needs:
diff --git a/src/GraphQLParser.ApiTests/ApiApprovalTests.cs b/src/GraphQLParser.ApiTests/ApiApprovalTests.cs
index f8dc6a11..ac042bf9 100644
--- a/src/GraphQLParser.ApiTests/ApiApprovalTests.cs
+++ b/src/GraphQLParser.ApiTests/ApiApprovalTests.cs
@@ -34,7 +34,7 @@ public void Public_Api_Should_Not_Change_Inadvertently(Type type)
         {
             IncludeAssemblyAttributes = false,
             //WhitelistedNamespacePrefixes = new[] { "Microsoft.Extensions.DependencyInjection" },
-            ExcludeAttributes = new[] { "System.Diagnostics.DebuggerDisplayAttribute", "System.Diagnostics.CodeAnalysis.AllowNullAttribute" }
+            ExcludeAttributes = ["System.Diagnostics.DebuggerDisplayAttribute", "System.Diagnostics.CodeAnalysis.AllowNullAttribute"]
         }))).ToArray();
 
         if (publicApi.DistinctBy(item => item.content).Count() == 1)
diff --git a/src/GraphQLParser.ApiTests/GraphQLParser.ApiTests.csproj b/src/GraphQLParser.ApiTests/GraphQLParser.ApiTests.csproj
index c7493e21..da8187a2 100644
--- a/src/GraphQLParser.ApiTests/GraphQLParser.ApiTests.csproj
+++ b/src/GraphQLParser.ApiTests/GraphQLParser.ApiTests.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net7</TargetFramework>
+    <TargetFramework>net8</TargetFramework>
     <NoWarn>$(NoWarn);1591</NoWarn>
     <Nullable>enable</Nullable>
   </PropertyGroup>
diff --git a/src/GraphQLParser.Benchmarks/GraphQLParser.Benchmarks.csproj b/src/GraphQLParser.Benchmarks/GraphQLParser.Benchmarks.csproj
index df35b18b..19d9b78d 100644
--- a/src/GraphQLParser.Benchmarks/GraphQLParser.Benchmarks.csproj
+++ b/src/GraphQLParser.Benchmarks/GraphQLParser.Benchmarks.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net7</TargetFramework>
+    <TargetFramework>net8</TargetFramework>
     <OutputType>Exe</OutputType>
     <IsPackable>false</IsPackable>
     <NoWarn>$(NoWarn);1591</NoWarn>
diff --git a/src/GraphQLParser.Tests/GraphQLParser.Tests.csproj b/src/GraphQLParser.Tests/GraphQLParser.Tests.csproj
index 465cf9ed..715750f0 100644
--- a/src/GraphQLParser.Tests/GraphQLParser.Tests.csproj
+++ b/src/GraphQLParser.Tests/GraphQLParser.Tests.csproj
@@ -12,7 +12,7 @@
   </PropertyGroup>
 
   <PropertyGroup Condition="'$(SingleTestPlatform)' != 'true'">
-    <TargetFrameworks>net6;net7</TargetFrameworks>
+    <TargetFrameworks>net6;net7;net8</TargetFrameworks>
     <TargetFrameworks Condition="'$(OS)' == 'Windows_NT'">$(TargetFrameworks);net462</TargetFrameworks>
   </PropertyGroup>
 
diff --git a/src/GraphQLParser.Tests/NodeHelperTests.cs b/src/GraphQLParser.Tests/NodeHelperTests.cs
index 0d17b0d1..51d3fbf5 100644
--- a/src/GraphQLParser.Tests/NodeHelperTests.cs
+++ b/src/GraphQLParser.Tests/NodeHelperTests.cs
@@ -8,8 +8,8 @@ public void NodeHelper_Should_Return_Proper_Nodes_1()
         foreach (var method in typeof(NodeHelper).GetMethods().Where(m => m.IsStatic))
         {
             var node = method.GetParameters().Length == 1
-                ? (ASTNode)method.Invoke(null, new object[] { IgnoreOptions.None })
-                : (ASTNode)method.Invoke(null, new object[] { IgnoreOptions.None, Activator.CreateInstance(method.GetParameters()[1].ParameterType) });
+                ? (ASTNode)method.Invoke(null, [IgnoreOptions.None])
+                : (ASTNode)method.Invoke(null, [IgnoreOptions.None, Activator.CreateInstance(method.GetParameters()[1].ParameterType)]);
 
             node.Comments = new List<GraphQLComment> { new GraphQLComment("abcdef") };
             if (node is not GraphQLComment &&
@@ -29,8 +29,8 @@ public void NodeHelper_Should_Return_Proper_Nodes_2()
         foreach (var method in typeof(NodeHelper).GetMethods().Where(m => m.IsStatic))
         {
             var node = method.GetParameters().Length == 1
-                ? (ASTNode)method.Invoke(null, new object[] { IgnoreOptions.Comments })
-                : (ASTNode)method.Invoke(null, new object[] { IgnoreOptions.Comments, Activator.CreateInstance(method.GetParameters()[1].ParameterType) });
+                ? (ASTNode)method.Invoke(null, [IgnoreOptions.Comments])
+                : (ASTNode)method.Invoke(null, [IgnoreOptions.Comments, Activator.CreateInstance(method.GetParameters()[1].ParameterType)]);
 
             node.Comments = new List<GraphQLComment> { new GraphQLComment("abcdef") };
             node.Comment.ShouldBeNull();
@@ -46,8 +46,8 @@ public void NodeHelper_Should_Return_Proper_Nodes_3()
         foreach (var method in typeof(NodeHelper).GetMethods().Where(m => m.IsStatic))
         {
             var node = method.GetParameters().Length == 1
-              ? (ASTNode)method.Invoke(null, new object[] { IgnoreOptions.Locations })
-              : (ASTNode)method.Invoke(null, new object[] { IgnoreOptions.Locations, Activator.CreateInstance(method.GetParameters()[1].ParameterType) });
+              ? (ASTNode)method.Invoke(null, [IgnoreOptions.Locations])
+              : (ASTNode)method.Invoke(null, [IgnoreOptions.Locations, Activator.CreateInstance(method.GetParameters()[1].ParameterType)]);
 
             node.Comments = new List<GraphQLComment> { new GraphQLComment("abcdef") };
             if (node is not GraphQLComment &&
@@ -67,8 +67,8 @@ public void NodeHelper_Should_Return_Proper_Nodes_4()
         foreach (var method in typeof(NodeHelper).GetMethods().Where(m => m.IsStatic))
         {
             var node = method.GetParameters().Length == 1
-                ? (ASTNode)method.Invoke(null, new object[] { IgnoreOptions.All })
-                : (ASTNode)method.Invoke(null, new object[] { IgnoreOptions.All, Activator.CreateInstance(method.GetParameters()[1].ParameterType) });
+                ? (ASTNode)method.Invoke(null, [IgnoreOptions.All])
+                : (ASTNode)method.Invoke(null, [IgnoreOptions.All, Activator.CreateInstance(method.GetParameters()[1].ParameterType)]);
 
             node.Comments = new List<GraphQLComment> { new GraphQLComment("abcdef") };
             node.Comment.ShouldBeNull();
diff --git a/src/GraphQLParser/ParserContext.cs b/src/GraphQLParser/ParserContext.cs
index e83c7a3c..1eb27ea1 100644
--- a/src/GraphQLParser/ParserContext.cs
+++ b/src/GraphQLParser/ParserContext.cs
@@ -9,8 +9,8 @@ namespace GraphQLParser;
 
 internal ref partial struct ParserContext
 {
-    private static string[] TopLevelKeywordOneOf { get; set; } = new[]
-    {
+    private static string[] TopLevelKeywordOneOf { get; set; } =
+    [
         "query",
         "mutation",
         "subscription",
@@ -24,10 +24,10 @@ internal ref partial struct ParserContext
         "input",
         "extend",
         "directive",
-    };
+    ];
 
-    private static string[] TypeExtensionOneOf { get; set; } = new[]
-    {
+    private static string[] TypeExtensionOneOf { get; set; } =
+    [
         "schema",
         "scalar",
         "type",
@@ -35,39 +35,39 @@ internal ref partial struct ParserContext
         "union",
         "enum",
         "input",
-    };
+    ];
 
-    private static string[] OperationTypeOneOf { get; set; } = new[]
-    {
+    private static string[] OperationTypeOneOf { get; set; } =
+    [
         "query",
         "mutation",
         "subscription",
-    };
-
-    private static string[] DirectiveLocationOneOf { get; set; } = new[]
-    {
-            // http://spec.graphql.org/June2018/#ExecutableDirectiveLocation
-            "QUERY",
-            "MUTATION",
-            "SUBSCRIPTION",
-            "FIELD",
-            "FRAGMENT_DEFINITION",
-            "FRAGMENT_SPREAD",
-            "INLINE_FRAGMENT",
-            "VARIABLE_DEFINITION",
-            // http://spec.graphql.org/June2018/#TypeSystemDirectiveLocation
-            "SCHEMA",
-            "SCALAR",
-            "OBJECT",
-            "FIELD_DEFINITION",
-            "ARGUMENT_DEFINITION",
-            "INTERFACE",
-            "UNION",
-            "ENUM",
-            "ENUM_VALUE",
-            "INPUT_OBJECT",
-            "INPUT_FIELD_DEFINITION",
-        };
+    ];
+
+    private static string[] DirectiveLocationOneOf { get; set; } =
+    [
+        // http://spec.graphql.org/June2018/#ExecutableDirectiveLocation
+        "QUERY",
+        "MUTATION",
+        "SUBSCRIPTION",
+        "FIELD",
+        "FRAGMENT_DEFINITION",
+        "FRAGMENT_SPREAD",
+        "INLINE_FRAGMENT",
+        "VARIABLE_DEFINITION",
+        // http://spec.graphql.org/June2018/#TypeSystemDirectiveLocation
+        "SCHEMA",
+        "SCALAR",
+        "OBJECT",
+        "FIELD_DEFINITION",
+        "ARGUMENT_DEFINITION",
+        "INTERFACE",
+        "UNION",
+        "ENUM",
+        "ENUM_VALUE",
+        "INPUT_OBJECT",
+        "INPUT_FIELD_DEFINITION",
+    ];
 
     private delegate TResult ParseCallback<out TResult>(ref ParserContext context);
 
diff --git a/src/GraphQLParser/Visitors/SDLPrinter.cs b/src/GraphQLParser/Visitors/SDLPrinter.cs
index a7912594..4cd0c0e9 100644
--- a/src/GraphQLParser/Visitors/SDLPrinter.cs
+++ b/src/GraphQLParser/Visitors/SDLPrinter.cs
@@ -1135,11 +1135,41 @@ private static bool TryPeekParent(TContext context, [NotNullWhen(true)] out ASTN
         return true;
     }
 
-    private static readonly string[] _hex32 = new[]
-    {
-        "\\u0000", "\\u0001", "\\u0002", "\\u0003", "\\u0004", "\\u0005", "\\u0006", "\\u0007", "\\u0008", "\\u0009", "\\u000A", "\\u000B", "\\u000C", "\\u000D", "\\u000E", "\\u000F",
-        "\\u0010", "\\u0011", "\\u0012", "\\u0013", "\\u0014", "\\u0015", "\\u0016", "\\u0017", "\\u0018", "\\u0019", "\\u001A", "\\u001B", "\\u001C", "\\u001D", "\\u001E", "\\u001F"
-    };
+    private static readonly string[] _hex32 =
+    [
+        "\\u0000",
+        "\\u0001",
+        "\\u0002",
+        "\\u0003",
+        "\\u0004",
+        "\\u0005",
+        "\\u0006",
+        "\\u0007",
+        "\\u0008",
+        "\\u0009",
+        "\\u000A",
+        "\\u000B",
+        "\\u000C",
+        "\\u000D",
+        "\\u000E",
+        "\\u000F",
+        "\\u0010",
+        "\\u0011",
+        "\\u0012",
+        "\\u0013",
+        "\\u0014",
+        "\\u0015",
+        "\\u0016",
+        "\\u0017",
+        "\\u0018",
+        "\\u0019",
+        "\\u001A",
+        "\\u001B",
+        "\\u001C",
+        "\\u001D",
+        "\\u001E",
+        "\\u001F"
+    ];
 
     // http://spec.graphql.org/October2021/#StringCharacter
     private static async ValueTask WriteEncodedStringAsync(TContext context, ROM value)