diff --git a/DotNet/Core/Core.csproj b/DotNet/Core/Core.csproj
index 7649fb11..be6424df 100644
--- a/DotNet/Core/Core.csproj
+++ b/DotNet/Core/Core.csproj
@@ -4,7 +4,7 @@
     <TargetFramework>net7.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>disable</Nullable>
-    <RootNamespace>TEngine.Server</RootNamespace>
+    <RootNamespace>TEngine</RootNamespace>
   </PropertyGroup>
 
   <PropertyGroup Condition=" '$(Configuration)' == 'Debug' ">
diff --git a/DotNet/Logic/Logic.csproj b/DotNet/Logic/Logic.csproj
index 91201457..22ba2dfb 100644
--- a/DotNet/Logic/Logic.csproj
+++ b/DotNet/Logic/Logic.csproj
@@ -4,6 +4,7 @@
     <TargetFramework>net7.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
+    <RootNamespace>TEngine</RootNamespace>
   </PropertyGroup>
 
   <PropertyGroup Condition=" '$(Configuration)' == 'Debug' ">
diff --git a/DotNet/ThirdParty/ThirdParty.csproj b/DotNet/ThirdParty/ThirdParty.csproj
index bc24911e..bc21d427 100644
--- a/DotNet/ThirdParty/ThirdParty.csproj
+++ b/DotNet/ThirdParty/ThirdParty.csproj
@@ -4,7 +4,7 @@
     <TargetFramework>net7.0</TargetFramework>
     <Nullable>disable</Nullable>
     <LangVersion>11</LangVersion>
-    <RootNamespace>ET</RootNamespace>
+    <RootNamespace>TEngine</RootNamespace>
     <AssemblyName>ThirdParty</AssemblyName>
   </PropertyGroup>