diff --git a/build/repo.props b/build/repo.props
index 06e094ce85..8555eb9752 100644
--- a/build/repo.props
+++ b/build/repo.props
@@ -16,6 +16,8 @@
     <!-- These properties are use by the automation that updates dependencies.props -->
     <LineupPackageId>Internal.AspNetCore.Universe.Lineup</LineupPackageId>
     <LineupPackageRestoreSource>https://dotnet.myget.org/F/aspnetcore-dev/api/v3/index.json</LineupPackageRestoreSource>
+
+    <GenerateSignRequest>false</GenerateSignRequest>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/korebuild-lock.txt b/korebuild-lock.txt
index edcad60bc4..970c6b09ea 100644
--- a/korebuild-lock.txt
+++ b/korebuild-lock.txt
@@ -1,2 +1,2 @@
-version:2.1.0-preview1-15639
-commithash:231066d459f3c86a94b5bdcd197a3c2e4992a7ff
+version:2.1.0-preview1-15650
+commithash:f85a36ecd070f8a83675a1464efd6e0fb630199d