diff --git a/src/CCVARN.Core/CCVARN.Core.csproj b/src/CCVARN.Core/CCVARN.Core.csproj
index a9a4c99..fad1421 100644
--- a/src/CCVARN.Core/CCVARN.Core.csproj
+++ b/src/CCVARN.Core/CCVARN.Core.csproj
@@ -2,7 +2,7 @@
 
 	<PropertyGroup>
 		<TargetFramework>netstandard2.1</TargetFramework>
-		<LangVersion>8.0</LangVersion>
+		<LangVersion>9.0</LangVersion>
 		<nullable>enable</nullable>
 		<IsPackable>false</IsPackable>
 		<DebugType>embedded</DebugType>
diff --git a/src/CCVARN.Core/Configuration/ConfigSerializer.cs b/src/CCVARN.Core/Configuration/ConfigSerializer.cs
index 7f08adc..28b425d 100644
--- a/src/CCVARN.Core/Configuration/ConfigSerializer.cs
+++ b/src/CCVARN.Core/Configuration/ConfigSerializer.cs
@@ -9,13 +9,13 @@ namespace CCVARN.Core.Configuration
 
 	public static class ConfigSerializer
 	{
-		private static readonly Lazy<DeserializerBuilder> deseriazireBuilder = new Lazy<DeserializerBuilder>(() =>
+		private static readonly Lazy<DeserializerBuilder> deseriazireBuilder = new(() =>
 			new DeserializerBuilder()
 			.WithNamingConvention(HyphenatedNamingConvention.Instance));
 
 		private static readonly Encoding encoding = new UTF8Encoding(false);
 
-		private static readonly Lazy<SerializerBuilder> serializerBuilder = new Lazy<SerializerBuilder>(() =>
+		private static readonly Lazy<SerializerBuilder> serializerBuilder = new(() =>
 					new SerializerBuilder()
 			.WithNamingConvention(HyphenatedNamingConvention.Instance)
 			.WithTypeInspector(inner => new CommentGatheringTypeInspector(inner))
diff --git a/src/CCVARN.Core/Models/NoteData.cs b/src/CCVARN.Core/Models/NoteData.cs
index cba0cfb..c3e6c88 100644
--- a/src/CCVARN.Core/Models/NoteData.cs
+++ b/src/CCVARN.Core/Models/NoteData.cs
@@ -32,7 +32,7 @@ public NoteData(string type, string summary, string scope)
 
 		public override bool Equals(object? obj)
 		{
-			if (!(obj is NoteData data))
+			if (obj is not NoteData data)
 				return false;
 			var result = Type == data.Type;
 			result = result && Scope == data.Scope;
diff --git a/src/CCVARN.Core/Parser/CommitParser.cs b/src/CCVARN.Core/Parser/CommitParser.cs
index d571320..220f6ea 100644
--- a/src/CCVARN.Core/Parser/CommitParser.cs
+++ b/src/CCVARN.Core/Parser/CommitParser.cs
@@ -60,7 +60,7 @@ public IEnumerable<CommitInfo> GetAllCommits()
 					this._writer.RemoveIndent();
 				}
 
-				if (!(commitInfo is null))
+				if (commitInfo is not null)
 				{
 					yield return commitInfo;
 				}
diff --git a/src/CCVARN.Core/Parser/VersionParser.cs b/src/CCVARN.Core/Parser/VersionParser.cs
index bc28b74..c3a9d87 100644
--- a/src/CCVARN.Core/Parser/VersionParser.cs
+++ b/src/CCVARN.Core/Parser/VersionParser.cs
@@ -34,7 +34,7 @@ public VersionData ParseVersion(VersionData? version, CommitInfo commit)
 			if (commit.IsTag)
 				return newVersion; // We should not parse the commit for version increment on tagged releases
 
-			if (!(commit is ConventionalCommitInfo conventionalCommit))
+			if (commit is not ConventionalCommitInfo conventionalCommit)
 				return newVersion;
 
 			if (conventionalCommit.IsBreakingChange)
diff --git a/src/CCVARN/CCVARN.csproj b/src/CCVARN/CCVARN.csproj
index 83eb73a..8f49d46 100644
--- a/src/CCVARN/CCVARN.csproj
+++ b/src/CCVARN/CCVARN.csproj
@@ -3,7 +3,7 @@
 	<PropertyGroup>
 		<OutputType>Exe</OutputType>
 		<TargetFrameworks>net50;netcoreapp3.1</TargetFrameworks>
-		<LangVersion>8.0</LangVersion>
+		<LangVersion>9.0</LangVersion>
 		<Nullable>enable</Nullable>
 		<PackAsTool>true</PackAsTool>
 		<ToolCommandName>dotnet-ccvarn</ToolCommandName>
@@ -24,7 +24,7 @@
 	</PropertyGroup>
 
 	<ItemGroup>
-		<PackageReference Include="DryIoc" Version="4.8.8" />
+		<PackageReference Include="DryIoc" Version="5.1.0" />
 		<PackageReference Include="Microsoft.SourceLink.GitHub" Version="1.1.1">
 			<IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
 			<PrivateAssets>all</PrivateAssets>
diff --git a/src/CCVARN/Program.cs b/src/CCVARN/Program.cs
index d5e3b58..7df7d7f 100644
--- a/src/CCVARN/Program.cs
+++ b/src/CCVARN/Program.cs
@@ -18,7 +18,7 @@ namespace CCVARN
 
 	internal static class Program
 	{
-		public static Task<int> Main(string[] args)
+		public static async Task<int> Main(string[] args)
 		{
 			var container = CreateContainer();
 			var console = container.Resolve<IConsoleWriter>();
@@ -46,7 +46,7 @@ public static Task<int> Main(string[] args)
 				.GetCustomAttribute<AssemblyInformationalVersionAttribute>()!.InformationalVersion;
 
 			if (version.IndexOf('+', StringComparison.Ordinal) > 0)
-				version = version.Substring(0, version.IndexOf('+', StringComparison.Ordinal));
+				version = version[..version.IndexOf('+', StringComparison.Ordinal)];
 
 			console.WriteInfoLine(text, version);
 
@@ -73,7 +73,7 @@ public static Task<int> Main(string[] args)
 				});
 				//app.SetDefaultCommand<ParseCommand>();
 
-				return app.RunAsync(args);
+				return await app.RunAsync(args);
 			}
 			finally
 			{
diff --git a/tests/CCVARN.Core.Tests/CCVARN.Core.Tests.csproj b/tests/CCVARN.Core.Tests/CCVARN.Core.Tests.csproj
index e6a4629..8e73906 100644
--- a/tests/CCVARN.Core.Tests/CCVARN.Core.Tests.csproj
+++ b/tests/CCVARN.Core.Tests/CCVARN.Core.Tests.csproj
@@ -2,7 +2,7 @@
 	<PropertyGroup>
 		<TargetFrameworks>net5.0;netcoreapp3.1</TargetFrameworks>
 		<IsPackable>false</IsPackable>
-		<LangVersion>8.0</LangVersion>
+		<LangVersion>9.0</LangVersion>
 	</PropertyGroup>
 
 	<ItemGroup>