diff --git a/Aiursoft.ChessServer.sln b/Aiursoft.ChessServer.sln
index 58ea566..c518327 100644
--- a/Aiursoft.ChessServer.sln
+++ b/Aiursoft.ChessServer.sln
@@ -3,12 +3,25 @@ Microsoft Visual Studio Solution File, Format Version 12.00
 # Visual Studio Version 17
 VisualStudioVersion = 17.0.31903.59
 MinimumVisualStudioVersion = 10.0.40219.1
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "src", "src", "{1F6B948D-79AC-41CA-9C00-9A839DB56B2A}"
+EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Aiursoft.ChessServer", "src\Aiursoft.ChessServer\Aiursoft.ChessServer.csproj", "{22E46CC4-A869-492C-88D0-05E2F7515DD1}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
 		Release|Any CPU = Release|Any CPU
 	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{22E46CC4-A869-492C-88D0-05E2F7515DD1}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{22E46CC4-A869-492C-88D0-05E2F7515DD1}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{22E46CC4-A869-492C-88D0-05E2F7515DD1}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{22E46CC4-A869-492C-88D0-05E2F7515DD1}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
 	EndGlobalSection
+	GlobalSection(NestedProjects) = preSolution
+		{22E46CC4-A869-492C-88D0-05E2F7515DD1} = {1F6B948D-79AC-41CA-9C00-9A839DB56B2A}
+	EndGlobalSection
 EndGlobal