diff --git a/build/dependencies.props b/build/dependencies.props
index e532f8a25d..5e98aa7fa1 100644
--- a/build/dependencies.props
+++ b/build/dependencies.props
@@ -6,6 +6,7 @@
     <CoreFxVersion>4.3.0</CoreFxVersion>
     <InternalAspNetCoreSdkVersion>2.0.0-*</InternalAspNetCoreSdkVersion>
     <MoqVersion>4.7.1</MoqVersion>
+    <NETStandardImplicitPackageVersion>$(BundledNETStandardPackageVersion)</NETStandardImplicitPackageVersion>
     <NewtonsoftJsonVersion>10.0.1</NewtonsoftJsonVersion>
     <TestSdkVersion>15.0.0</TestSdkVersion>
     <XunitVersion>2.2.0</XunitVersion>
diff --git a/src/Microsoft.AspNetCore.All/Microsoft.AspNetCore.All.csproj b/src/Microsoft.AspNetCore.All/Microsoft.AspNetCore.All.csproj
index bfc4256bf3..c003ee5ef0 100644
--- a/src/Microsoft.AspNetCore.All/Microsoft.AspNetCore.All.csproj
+++ b/src/Microsoft.AspNetCore.All/Microsoft.AspNetCore.All.csproj
@@ -8,6 +8,7 @@
     <PackageTags>aspnetcore</PackageTags>
     <Description>Microsoft.AspNetCore.All</Description>
     <EnableApiCheck>false</EnableApiCheck>
+    <PackageTargetFallback>$(PackageTargetFallback);portable-net45+win8+wp8+wpa81</PackageTargetFallback>
   </PropertyGroup>
 
   <ItemGroup>