diff --git a/build.psm1 b/build.psm1
index 51df07188..c17079183 100644
--- a/build.psm1
+++ b/build.psm1
@@ -376,7 +376,7 @@ function New-PSOptions {
         }
         else
         {
-            $Top = "$PSScriptRoot/src/powershell-windows"
+            $Top = "$PSScriptRoot/src/powershell-win-core"
         }
     }
     Write-Verbose "Top project directory is $Top"
diff --git a/docs/building/internals.md b/docs/building/internals.md
index 27c2689a1..3480a9721 100644
--- a/docs/building/internals.md
+++ b/docs/building/internals.md
@@ -13,14 +13,14 @@ Top directory
 
 We are calling `dotnet` tool build for `$Top` directory
 
-- `src\powershell-windows` for CoreCLR on Windows.
+- `src\powershell-win-core` for CoreCLR on Windows.
 - `src\powershell-unix` for CoreCLR on Linux and OS X.
-- `src\powershell-full` for FullCLR builds (Windows only)
+- `src\powershell-win-full` for FullCLR builds (Windows only)
 
 ### Dummy dependencies
 
 We use dummy dependencies between project.json files to leverage `dotnet` build functionality.
-For example, `src\powershell-windows\project.json` has dependency on `Microsoft.PowerShell.PSReadLine`,
+For example, `src\powershell-win-core\project.json` has dependency on `Microsoft.PowerShell.PSReadLine`,
 but in reality, there is no build dependency.
 
 Dummy dependencies allows us to build just `$Top` folder, instead of building several folders.
@@ -28,7 +28,7 @@ Dummy dependencies allows us to build just `$Top` folder, instead of building se
 ### Dummy dependencies rules
 
 * If assembly is part of FullCLR build,
-it should be listed as a dependency for FullCLR $Top folder (src\powershell-full)
+it should be listed as a dependency for FullCLR $Top folder (src\powershell-win-full)
 
 * If assembly is part of CoreCLR build,
-it should be listed as a dependency for $Top folder (src\powershell-unix or src\powershell-windows)
+it should be listed as a dependency for $Top folder (src\powershell-unix or src\powershell-win-core)
diff --git a/src/powershell-windows/project.json b/src/powershell-win-core/project.json
similarity index 100%
rename from src/powershell-windows/project.json
rename to src/powershell-win-core/project.json