diff --git a/src/libraries/System.DirectoryServices.AccountManagement/src/System.DirectoryServices.AccountManagement.csproj b/src/libraries/System.DirectoryServices.AccountManagement/src/System.DirectoryServices.AccountManagement.csproj
index 99516e5fab4d1..7333ffa9cc8cd 100644
--- a/src/libraries/System.DirectoryServices.AccountManagement/src/System.DirectoryServices.AccountManagement.csproj
+++ b/src/libraries/System.DirectoryServices.AccountManagement/src/System.DirectoryServices.AccountManagement.csproj
@@ -168,8 +168,6 @@
              Link="Common\Interop\Windows\Kernel32\Interop.GetCurrentThread.cs" />
     <Compile Include="$(CommonPath)Interop\Windows\Kernel32\Interop.GetCurrentThreadId.cs"
              Link="Common\Interop\Windows\Kernel32\Interop.GetCurrentThreadId.cs" />
-    <Compile Include="$(CommonPath)Interop\Windows\Kernel32\Interop.LocalAlloc.cs"
-             Link="Common\Interop\Windows\Kernel32\Interop.LocalAlloc.cs" />
     <Compile Include="$(CommonPath)Interop\Windows\Kernel32\Interop.LocalFree.cs"
              Link="Common\Interop\Windows\Kernel32\Interop.LocalFree.cs" />
     <Compile Include="$(CommonPath)Interop\Windows\Logoncli\Interop.DsGetDcName.cs"
diff --git a/src/libraries/System.DirectoryServices/src/System.DirectoryServices.csproj b/src/libraries/System.DirectoryServices/src/System.DirectoryServices.csproj
index 35d62251c77e2..94b4f339dc90d 100644
--- a/src/libraries/System.DirectoryServices/src/System.DirectoryServices.csproj
+++ b/src/libraries/System.DirectoryServices/src/System.DirectoryServices.csproj
@@ -218,8 +218,6 @@ System.DirectoryServices.ActiveDirectory.DomainController</PackageDescription>
              Link="Common\Interop\Windows\Kernel32\Interop.GetProcAddress.cs" />
     <Compile Include="$(CommonPath)Interop\Windows\Kernel32\Interop.LoadLibrary.cs"
              Link="Common\Interop\Windows\Kernel32\Interop.LoadLibrary.cs" />
-    <Compile Include="$(CommonPath)Interop\Windows\Kernel32\Interop.LocalAlloc.cs"
-             Link="Common\Interop\Windows\Kernel32\Interop.LocalAlloc.cs" />
     <Compile Include="$(CommonPath)Interop\Windows\Kernel32\Interop.LocalFree.cs"
              Link="Common\Interop\Windows\Kernel32\Interop.LocalFree.cs" />
     <Compile Include="$(CommonPath)Interop\Windows\OleAut32\Interop.VariantClear.cs"
diff --git a/src/libraries/System.Net.Primitives/src/System.Net.Primitives.csproj b/src/libraries/System.Net.Primitives/src/System.Net.Primitives.csproj
index 47385e4c22989..e41eda1691a4c 100644
--- a/src/libraries/System.Net.Primitives/src/System.Net.Primitives.csproj
+++ b/src/libraries/System.Net.Primitives/src/System.Net.Primitives.csproj
@@ -88,7 +88,7 @@
     <Compile Include="$(CommonPath)Interop\Windows\WinSock\Interop.ErrorCodes.cs"
              Link="Common\Interop\Windows\WinSock\Interop.ErrorCodes.cs" />
     <!-- Common -->
-    <Compile Include="$(CommonPath)System\Obsoletions.cs" 
+    <Compile Include="$(CommonPath)System\Obsoletions.cs"
              Link="Common\System\Obsoletions.cs" />
   </ItemGroup>
   <ItemGroup Condition="'$(TargetPlatformIdentifier)' == 'windows'">
@@ -107,8 +107,6 @@
              Link="Common\System\Net\NetworkInformation\HostInformationPal.Windows.cs" />
     <Compile Include="$(CommonPath)Interop\Windows\IpHlpApi\Interop.GetNetworkParams.cs"
              Link="Common\Interop\Windows\IpHlpApi\Interop.GetNetworkParams.cs" />
-    <Compile Include="$(CommonPath)Interop\Windows\Kernel32\Interop.LocalAlloc.cs"
-             Link="Common\Interop\Windows\Kernel32\Interop.LocalAlloc.cs" />
     <Compile Include="$(CommonPath)System\Net\NetworkInformation\InterfaceInfoPal.Windows.cs"
              Link="Common\System\Net\NetworkInformation\InterfaceInfoPal.Windows.cs" />
     <Compile Include="$(CommonPath)Interop\Windows\IpHlpApi\Interop.if_nametoindex.cs"