diff --git a/korebuild-lock.txt b/korebuild-lock.txt
index fd067867ea..538f6228c3 100644
--- a/korebuild-lock.txt
+++ b/korebuild-lock.txt
@@ -1,2 +1,2 @@
-version:2.1.0-preview2-15710
-commithash:b4093fc577427094ef66271ded3b8acbb3bc31d0
+version:2.1.0-preview2-15707
+commithash:e74e53f129ab34332947fea7ac7b7591b027cb22
diff --git a/test/testapps/AppWithP2PReference/AppWithP2PReference.csproj b/test/testapps/AppWithP2PReference/AppWithP2PReference.csproj
index b0ca8cfd76..29fa0ee0be 100644
--- a/test/testapps/AppWithP2PReference/AppWithP2PReference.csproj
+++ b/test/testapps/AppWithP2PReference/AppWithP2PReference.csproj
@@ -1,8 +1,11 @@
-<Project Sdk="Microsoft.NET.Sdk.Web">
+<Project>
+
+  <Import Project="Sdk.props" Sdk="Microsoft.NET.Sdk.Web" />
   
   <PropertyGroup>
     <_RazorMSBuildRoot>$(SolutionRoot)src\Microsoft.AspNetCore.Razor.Design\bin\$(Configuration)\netstandard2.0\</_RazorMSBuildRoot>
   </PropertyGroup>
+  <Import Project="$(SolutionRoot)src\Microsoft.NET.Sdk.Razor\Sdk\Sdk.props" />
   <Import Project="$(SolutionRoot)src\Microsoft.AspNetCore.Razor.Design\build\netstandard2.0\Microsoft.AspNetCore.Razor.Design.props" />
 
   <PropertyGroup>
@@ -22,4 +25,7 @@
   </ItemGroup>
 
   <Import Project="$(SolutionRoot)src\Microsoft.AspNetCore.Mvc.Razor.Extensions\build\netstandard2.0\Microsoft.AspNetCore.Mvc.Razor.Extensions.targets" />
+
+  <Import Project="Sdk.targets" Sdk="Microsoft.NET.Sdk.Web" />
+  <Import Project="$(SolutionRoot)src\Microsoft.NET.Sdk.Razor\Sdk\Sdk.targets" />
 </Project>
diff --git a/test/testapps/ClassLibrary/ClassLibrary.csproj b/test/testapps/ClassLibrary/ClassLibrary.csproj
index 791350d163..558cbea953 100644
--- a/test/testapps/ClassLibrary/ClassLibrary.csproj
+++ b/test/testapps/ClassLibrary/ClassLibrary.csproj
@@ -1,9 +1,12 @@
-<Project Sdk="Microsoft.NET.Sdk.Razor">
+<Project>
+
+  <Import Project="Sdk.props" Sdk="Microsoft.NET.Sdk" />
   
   <PropertyGroup>
     <_RazorMSBuildRoot>$(SolutionRoot)src\Microsoft.AspNetCore.Razor.Design\bin\$(Configuration)\netstandard2.0\</_RazorMSBuildRoot>
   </PropertyGroup>
 
+  <Import Project="$(SolutionRoot)src\Microsoft.NET.Sdk.Razor\Sdk\Sdk.props" />
   <Import Project="$(SolutionRoot)src\Microsoft.AspNetCore.Razor.Design\build\netstandard2.0\Microsoft.AspNetCore.Razor.Design.props" />
 
   <PropertyGroup>
@@ -23,4 +26,7 @@
 
   <Import Project="$(SolutionRoot)src\Microsoft.AspNetCore.Mvc.Razor.Extensions\build\netstandard2.0\Microsoft.AspNetCore.Mvc.Razor.Extensions.targets" />
 
+  <Import Project="Sdk.targets" Sdk="Microsoft.NET.Sdk" />
+  <Import Project="$(SolutionRoot)src\Microsoft.NET.Sdk.Razor\Sdk\Sdk.targets" />
+
 </Project>
diff --git a/test/testapps/Directory.Build.props b/test/testapps/Directory.Build.props
index bb458103c9..134f59524c 100644
--- a/test/testapps/Directory.Build.props
+++ b/test/testapps/Directory.Build.props
@@ -5,9 +5,8 @@
     <SolutionRoot Condition="'$(SolutionRoot)' == ''">$(MSBuildThisFileDirectory)..\..\</SolutionRoot>
     <SolutionRoot>$([MSBuild]::EnsureTrailingSlash('$(SolutionRoot)'))</SolutionRoot>
 
-    <!-- Retarget tests to use the copy of the Sdk from source -->
-    <RazorSdkCurrentVersionProps>$(SolutionRoot)src\Microsoft.NET.Sdk.Razor\build\netstandard2.0\Sdk.Razor.CurrentVersion.props</RazorSdkCurrentVersionProps>
-    <RazorSdkCurrentVersionTargets>$(SolutionRoot)src\Microsoft.NET.Sdk.Razor\build\netstandard2.0\Sdk.Razor.CurrentVersion.targets</RazorSdkCurrentVersionTargets>
+    <!-- Temporary hack to make things compatible with the 2.1.300-preview2-008173 Sdk -->
+    <_RazorSdkPackageReferenced>true</_RazorSdkPackageReferenced>
   </PropertyGroup>
 
   <ItemGroup Condition="'$(BinariesRoot)'==''">
diff --git a/test/testapps/SimpleMvc/SimpleMvc.csproj b/test/testapps/SimpleMvc/SimpleMvc.csproj
index 21ea1afc3c..115efbaa0b 100644
--- a/test/testapps/SimpleMvc/SimpleMvc.csproj
+++ b/test/testapps/SimpleMvc/SimpleMvc.csproj
@@ -1,9 +1,12 @@
-<Project Sdk="Microsoft.NET.Sdk.Web">
+<Project>
+
+  <Import Project="Sdk.props" Sdk="Microsoft.NET.Sdk.Web" />
   
   <PropertyGroup>
     <_RazorMSBuildRoot>$(SolutionRoot)src\Microsoft.AspNetCore.Razor.Design\bin\$(Configuration)\netstandard2.0\</_RazorMSBuildRoot>
   </PropertyGroup>
 
+  <Import Project="$(SolutionRoot)src\Microsoft.NET.Sdk.Razor\Sdk\Sdk.props" />
   <Import Project="$(SolutionRoot)src\Microsoft.AspNetCore.Razor.Design\build\netstandard2.0\Microsoft.AspNetCore.Razor.Design.props" />
 
   <PropertyGroup>
@@ -20,4 +23,7 @@
 
   <Import Project="$(SolutionRoot)src\Microsoft.AspNetCore.Mvc.Razor.Extensions\build\netstandard2.0\Microsoft.AspNetCore.Mvc.Razor.Extensions.targets" />
 
+  <Import Project="Sdk.targets" Sdk="Microsoft.NET.Sdk.Web" />
+  <Import Project="$(SolutionRoot)src\Microsoft.NET.Sdk.Razor\Sdk\Sdk.targets" />
+
 </Project>
diff --git a/test/testapps/SimplePages/SimplePages.csproj b/test/testapps/SimplePages/SimplePages.csproj
index 2928d33d45..a8fba5b4b1 100644
--- a/test/testapps/SimplePages/SimplePages.csproj
+++ b/test/testapps/SimplePages/SimplePages.csproj
@@ -1,9 +1,12 @@
-<Project Sdk="Microsoft.NET.Sdk.Web">
+<Project>
 
+  <Import Project="Sdk.props" Sdk="Microsoft.NET.Sdk.Web" />
+  
   <PropertyGroup>
     <_RazorMSBuildRoot>$(SolutionRoot)src\Microsoft.AspNetCore.Razor.Design\bin\$(Configuration)\netstandard2.0\</_RazorMSBuildRoot>
   </PropertyGroup>
 
+  <Import Project="$(SolutionRoot)src\Microsoft.NET.Sdk.Razor\Sdk\Sdk.props" />
   <Import Project="$(SolutionRoot)src\Microsoft.AspNetCore.Razor.Design\build\netstandard2.0\Microsoft.AspNetCore.Razor.Design.props" />
 
   <PropertyGroup>
@@ -19,5 +22,8 @@
   <!-- Test Placeholder -->
 
   <Import Project="$(SolutionRoot)src\Microsoft.AspNetCore.Mvc.Razor.Extensions\build\netstandard2.0\Microsoft.AspNetCore.Mvc.Razor.Extensions.targets" />
+
+  <Import Project="Sdk.targets" Sdk="Microsoft.NET.Sdk.Web" />
+  <Import Project="$(SolutionRoot)src\Microsoft.NET.Sdk.Razor\Sdk\Sdk.targets" />
   
 </Project>