diff --git a/chap5_essential_language_features/chap5_essential_language_features.sln b/chap5_essential_language_features/chap5_essential_language_features.sln
index 14ab7e1..95ca307 100644
--- a/chap5_essential_language_features/chap5_essential_language_features.sln
+++ b/chap5_essential_language_features/chap5_essential_language_features.sln
@@ -1,6 +1,6 @@
 
 Microsoft Visual Studio Solution File, Format Version 12.00
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "automatically_implemented_properties", "automatically_implemented_properties\automatically_implemented_properties.csproj", "{96E49340-18A4-48F0-A71F-D756FFFC27A5}"
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "essential_csharp_features", "essential_csharp_features\essential_csharp_features.csproj", "{96E49340-18A4-48F0-A71F-D756FFFC27A5}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
diff --git a/chap5_essential_language_features/automatically_implemented_properties/Program.cs b/chap5_essential_language_features/essential_csharp_features/Program.cs
similarity index 100%
rename from chap5_essential_language_features/automatically_implemented_properties/Program.cs
rename to chap5_essential_language_features/essential_csharp_features/Program.cs
diff --git a/chap5_essential_language_features/automatically_implemented_properties/automatically_implemented_properties.csproj b/chap5_essential_language_features/essential_csharp_features/essential_csharp_features.csproj
similarity index 69%
rename from chap5_essential_language_features/automatically_implemented_properties/automatically_implemented_properties.csproj
rename to chap5_essential_language_features/essential_csharp_features/essential_csharp_features.csproj
index 9590466..0b34bac 100644
--- a/chap5_essential_language_features/automatically_implemented_properties/automatically_implemented_properties.csproj
+++ b/chap5_essential_language_features/essential_csharp_features/essential_csharp_features.csproj
@@ -3,6 +3,7 @@
     <PropertyGroup>
         <OutputType>Exe</OutputType>
         <TargetFramework>net5.0</TargetFramework>
+        <RootNamespace>automatically_implemented_properties</RootNamespace>
     </PropertyGroup>
 
 </Project>