diff --git a/.github/README.md b/.github/README.md
index 11462f0..017482c 100644
--- a/.github/README.md
+++ b/.github/README.md
@@ -65,7 +65,7 @@ It is super simple to setup! There are only a couple lines needed. Head down to
 
 ### Built With
 
-* [.NET 7](https://dotnet.microsoft.com/download/dotnet/7.0)
+* [.NET 8](https://dotnet.microsoft.com/download/dotnet/8.0)
 * [Serilog](https://github.com/serilog/serilog)
 * [Mongodb](https://github.com/mongodb/mongo)
 
@@ -78,7 +78,7 @@ To get a local copy up and running follow these simple steps.
 
 ### Prerequisites
 
-* [.NET 7](https://dotnet.microsoft.com/download/dotnet/7.0)
+* [.NET 8](https://dotnet.microsoft.com/download/dotnet/8.0)
 
 ### Installation
 
diff --git a/src/Serilog.Sinks.Mongodb.TimeSeries/Serilog.Sinks.Mongodb.TimeSeries.csproj b/src/Serilog.Sinks.Mongodb.TimeSeries/Serilog.Sinks.Mongodb.TimeSeries.csproj
index b418c4a..1bd8c6a 100644
--- a/src/Serilog.Sinks.Mongodb.TimeSeries/Serilog.Sinks.Mongodb.TimeSeries.csproj
+++ b/src/Serilog.Sinks.Mongodb.TimeSeries/Serilog.Sinks.Mongodb.TimeSeries.csproj
@@ -1,8 +1,8 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
     <PropertyGroup>
-        <TargetFrameworks>net7.0;netstandard2.1</TargetFrameworks>
-        <LangVersion>11.0</LangVersion>
+        <TargetFrameworks>net8.0;netstandard2.1</TargetFrameworks>
+        <LangVersion>12.0</LangVersion>
         <RootNamespace>Serilog.Sinks.Mongodb.TimeSeries</RootNamespace>
         <Nullable>enable</Nullable>
     </PropertyGroup>
diff --git a/tests/Serilog.Sinks.Mongodb.TimeSeries.Tests/Serilog.Sinks.Mongodb.TimeSeries.Tests.csproj b/tests/Serilog.Sinks.Mongodb.TimeSeries.Tests/Serilog.Sinks.Mongodb.TimeSeries.Tests.csproj
index 9e6fbcd..9f747d4 100644
--- a/tests/Serilog.Sinks.Mongodb.TimeSeries.Tests/Serilog.Sinks.Mongodb.TimeSeries.Tests.csproj
+++ b/tests/Serilog.Sinks.Mongodb.TimeSeries.Tests/Serilog.Sinks.Mongodb.TimeSeries.Tests.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
     <PropertyGroup>
-        <TargetFramework>net7.0</TargetFramework>
+        <TargetFramework>net8.0</TargetFramework>
         <Nullable>enable</Nullable>
         <IsPackable>false</IsPackable>
     </PropertyGroup>
@@ -10,9 +10,9 @@
         <PackageReference Include="FluentAssertions" Version="6.12.0"/>
         <PackageReference Include="GitHubActionsTestLogger" Version="2.3.3"/>
         <PackageReference Include="Moq" Version="4.20.69"/>
-        <PackageReference Include="nunit" Version="3.13.3"/>
+        <PackageReference Include="nunit" Version="3.14.0"/>
         <PackageReference Include="NUnit3TestAdapter" Version="4.5.0"/>
-        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.7.2"/>
+        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.8.0"/>
     </ItemGroup>
 
     <ItemGroup>