diff --git a/Dockerfile b/Dockerfile
index 94c08b9..2a52dba 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM mcr.microsoft.com/dotnet/sdk:8.0 AS build
+FROM mcr.microsoft.com/dotnet/sdk:9.0 AS build
 WORKDIR /source
 
 # copy csproj and restore as distinct layers
diff --git a/README.md b/README.md
index 244817f..aa287f8 100644
--- a/README.md
+++ b/README.md
@@ -2,7 +2,7 @@
 
 Allows to use [StrEnum](https://github.com/StrEnum/StrEnum/) string enums with Entity Framework Core.
 
-Supports EF Core 3.1–8
+Supports EF Core 3.1 – 9
 
 ## Installation
 
diff --git a/src/StrEnum.EntityFrameworkCore/StrEnum.EntityFrameworkCore.csproj b/src/StrEnum.EntityFrameworkCore/StrEnum.EntityFrameworkCore.csproj
index 3fdfdbe..25a4530 100644
--- a/src/StrEnum.EntityFrameworkCore/StrEnum.EntityFrameworkCore.csproj
+++ b/src/StrEnum.EntityFrameworkCore/StrEnum.EntityFrameworkCore.csproj
@@ -12,7 +12,7 @@
 		<RepositoryType>git</RepositoryType>
 		<RepositoryUrl>https://github.com/StrEnum/StrEnum.EntityFrameworkCore</RepositoryUrl>
 		
-		<TargetFrameworks>netstandard2.0;netstandard2.1;net6.0;net7.0;net8.0</TargetFrameworks>
+		<TargetFrameworks>netstandard2.0;netstandard2.1;net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
 		<LangVersion>10.0</LangVersion>
 		<ImplicitUsings>enable</ImplicitUsings>
 		<Nullable>enable</Nullable>
@@ -38,6 +38,10 @@
 		<PackageReference Include="Microsoft.EntityFrameworkCore" Version="[3.1.0,9.0.0)" />
 	</ItemGroup>
 
+	<ItemGroup Condition="'$(TargetFramework)' == 'net9.0'">
+		<PackageReference Include="Microsoft.EntityFrameworkCore" Version="[3.1.0,10.0.0)" />
+	</ItemGroup>
+
 	<ItemGroup>
 		<AssemblyAttribute Include="System.Runtime.CompilerServices.InternalsVisibleToAttribute">
 			<_Parameter1>$(AssemblyName).UnitTests</_Parameter1>
@@ -63,4 +67,4 @@
 
 		<PackageReference Include="StrEnum" Version="[2.0.0,3.0.0)" />
 	</ItemGroup>
-</Project>
+</Project>
\ No newline at end of file
diff --git a/test/StrEnum.EntityFrameworkCore.UnitTests/StrEnum.EntityFrameworkCore.UnitTests.csproj b/test/StrEnum.EntityFrameworkCore.UnitTests/StrEnum.EntityFrameworkCore.UnitTests.csproj
index 129a910..37ce89f 100644
--- a/test/StrEnum.EntityFrameworkCore.UnitTests/StrEnum.EntityFrameworkCore.UnitTests.csproj
+++ b/test/StrEnum.EntityFrameworkCore.UnitTests/StrEnum.EntityFrameworkCore.UnitTests.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
 	<PropertyGroup>
-		<TargetFramework>net8.0</TargetFramework>
+		<TargetFramework>net9.0</TargetFramework>
 		<Nullable>enable</Nullable>
 		<LangVersion>10.0</LangVersion>
 		<IsPackable>false</IsPackable>