diff --git a/Src/Compilers/Core/Desktop/CodeAnalysis.Desktop.csproj b/Src/Compilers/Core/Desktop/CodeAnalysis.Desktop.csproj
index 81f0c59cfb012ed732b923b7a3a48714249a43e5..9ca4afe586b1ad839f765fcb7ca9f18dd46f7632 100644
--- a/Src/Compilers/Core/Desktop/CodeAnalysis.Desktop.csproj
+++ b/Src/Compilers/Core/Desktop/CodeAnalysis.Desktop.csproj
@@ -93,6 +93,7 @@
     <Compile Include="MetadataFileReferenceProvider.cs" />
     <Compile Include="MetadataFileReferenceResolver.cs" />
     <Compile Include="ModuleMetadata.FromFile.cs" />
+    <Compile Include="PathKind.cs" />
     <Compile Include="PathUtilities.cs" />
     <Compile Include="SerializableCompilationOptions.cs" />
     <Compile Include="SerializableParseOptions.cs" />
diff --git a/Src/Compilers/Core/Portable/InternalUtilities/PathKind.cs b/Src/Compilers/Core/Desktop/PathKind.cs
similarity index 100%
rename from Src/Compilers/Core/Portable/InternalUtilities/PathKind.cs
rename to Src/Compilers/Core/Desktop/PathKind.cs
diff --git a/Src/Compilers/Core/Portable/CodeAnalysis.csproj b/Src/Compilers/Core/Portable/CodeAnalysis.csproj
index def71db2a60f2de521c41683ecdde08c69589156..05f3a1171f781e097300ba5c4006606ffae12220 100644
--- a/Src/Compilers/Core/Portable/CodeAnalysis.csproj
+++ b/Src/Compilers/Core/Portable/CodeAnalysis.csproj
@@ -250,7 +250,6 @@
     <Compile Include="InternalUtilities\MultiDictionary.cs" />
     <Compile Include="InternalUtilities\ObjectPool`1.cs" />
     <Compile Include="InternalUtilities\OneOrMany.cs" />
-    <Compile Include="InternalUtilities\PathKind.cs" />
     <Compile Include="InternalUtilities\ReaderWriterLockSlimExtensions.cs" />
     <Compile Include="InternalUtilities\ReadOnlyUnmanagedMemoryStream.cs" />
     <Compile Include="InternalUtilities\ReferenceEqualityComparer.cs" />
diff --git a/Src/Workspaces/Core/Workspaces.csproj b/Src/Workspaces/Core/Workspaces.csproj
index e2e660d8f9334fbf208a8daefc1d4ce379dfa1e8..de6e6961ccae6f4dc982c120a94d2a54f602edd8 100644
--- a/Src/Workspaces/Core/Workspaces.csproj
+++ b/Src/Workspaces/Core/Workspaces.csproj
@@ -90,7 +90,7 @@
     <Compile Include="..\..\Compilers\Core\Portable\InternalUtilities\MultiDictionary.cs">
       <Link>InternalUtilities\MultiDictionary.cs</Link>
     </Compile>
-    <Compile Include="..\..\Compilers\Core\Portable\InternalUtilities\PathKind.cs">
+    <Compile Include="..\..\Compilers\Core\Desktop\PathKind.cs">
       <Link>InternalUtilities\PathKind.cs</Link>
     </Compile>
     <Compile Include="..\..\Compilers\Core\Portable\InternalUtilities\ExceptionUtilities.cs">