diff --git a/ReC.sln b/ReC.sln
index f96999c..81fc4c5 100644
--- a/ReC.sln
+++ b/ReC.sln
@@ -7,6 +7,8 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ReC.API", "src\ReC.API\ReC.
 EndProject
 Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "src", "src", "{02EA681E-C7D8-13C7-8484-4AC65E1B71E8}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ReC.Domain", "src\ReC.Domain\ReC.Domain.csproj", "{2917BEA4-6C70-40CD-BD46-57D4ADB40296}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -17,12 +19,17 @@ Global
 		{420218AD-3C27-4003-9A84-36C92352F175}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{420218AD-3C27-4003-9A84-36C92352F175}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{420218AD-3C27-4003-9A84-36C92352F175}.Release|Any CPU.Build.0 = Release|Any CPU
+		{2917BEA4-6C70-40CD-BD46-57D4ADB40296}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{2917BEA4-6C70-40CD-BD46-57D4ADB40296}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{2917BEA4-6C70-40CD-BD46-57D4ADB40296}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{2917BEA4-6C70-40CD-BD46-57D4ADB40296}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
 	EndGlobalSection
 	GlobalSection(NestedProjects) = preSolution
 		{420218AD-3C27-4003-9A84-36C92352F175} = {02EA681E-C7D8-13C7-8484-4AC65E1B71E8}
+		{2917BEA4-6C70-40CD-BD46-57D4ADB40296} = {02EA681E-C7D8-13C7-8484-4AC65E1B71E8}
 	EndGlobalSection
 	GlobalSection(ExtensibilityGlobals) = postSolution
 		SolutionGuid = {F7B09104-4072-4635-9492-9C7C68D96ABD}
diff --git a/src/ReC.Domain/ReC.Domain.csproj b/src/ReC.Domain/ReC.Domain.csproj
new file mode 100644
index 0000000..fa71b7a
--- /dev/null
+++ b/src/ReC.Domain/ReC.Domain.csproj
@@ -0,0 +1,9 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net8.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+</Project>