diff --git a/src/Microsoft.AspNetCore.All/Microsoft.AspNetCore.All.csproj b/src/Microsoft.AspNetCore.All/Microsoft.AspNetCore.All.csproj
index 83c56c30b8..89da00f467 100644
--- a/src/Microsoft.AspNetCore.All/Microsoft.AspNetCore.All.csproj
+++ b/src/Microsoft.AspNetCore.All/Microsoft.AspNetCore.All.csproj
@@ -9,6 +9,9 @@
     <PackageTags>aspnetcore</PackageTags>
     <Description>Microsoft.AspNetCore.All</Description>
     <EnableApiCheck>false</EnableApiCheck>
+
+    <!-- aspnet/BuildTools#662 Don't police what version of NetCoreApp we use -->
+    <NETCoreAppMaximumVersion>99.9</NETCoreAppMaximumVersion>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/src/Microsoft.AspNetCore.App/Microsoft.AspNetCore.App.csproj b/src/Microsoft.AspNetCore.App/Microsoft.AspNetCore.App.csproj
index 2a0e3f8403..0da2db0783 100644
--- a/src/Microsoft.AspNetCore.App/Microsoft.AspNetCore.App.csproj
+++ b/src/Microsoft.AspNetCore.App/Microsoft.AspNetCore.App.csproj
@@ -9,6 +9,9 @@
     <PackageTags>aspnetcore</PackageTags>
     <Description>Microsoft.AspNetCore.App</Description>
     <EnableApiCheck>false</EnableApiCheck>
+
+    <!-- aspnet/BuildTools#662 Don't police what version of NetCoreApp we use -->
+    <NETCoreAppMaximumVersion>99.9</NETCoreAppMaximumVersion>
   </PropertyGroup>
 
   <ItemGroup>