diff --git a/NuGet.config b/NuGet.config
index 8e65695611..fa4304af9c 100644
--- a/NuGet.config
+++ b/NuGet.config
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <configuration>
   <packageSources>
-    <add key="AspNetCore" value="https://dotnet.myget.org/F/aspnetcore-ci-dev/api/v3/index.json" />
+    <add key="AspNetCore" value="https://dotnet.myget.org/F/aspnetcore-ci-release/api/v3/index.json" />
     <add key="AspNetCoreTools" value="https://dotnet.myget.org/F/aspnetcore-tools/api/v3/index.json" />
     <add key="NuGet" value="https://api.nuget.org/v3/index.json" />
   </packageSources>
diff --git a/build.ps1 b/build.ps1
index 5bf0e2c113..225b1fe450 100644
--- a/build.ps1
+++ b/build.ps1
@@ -33,7 +33,7 @@ cd $PSScriptRoot
 $repoFolder = $PSScriptRoot
 $env:REPO_FOLDER = $repoFolder
 
-$koreBuildZip="https://github.com/aspnet/KoreBuild/archive/dev.zip"
+$koreBuildZip="https://github.com/aspnet/KoreBuild/archive/rel/2.0.0-preview1.zip"
 if ($env:KOREBUILD_ZIP)
 {
     $koreBuildZip=$env:KOREBUILD_ZIP
diff --git a/build.sh b/build.sh
index b0bcadb579..702b25c636 100755
--- a/build.sh
+++ b/build.sh
@@ -2,7 +2,7 @@
 repoFolder="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
 cd $repoFolder
 
-koreBuildZip="https://github.com/aspnet/KoreBuild/archive/dev.zip"
+koreBuildZip="https://github.com/aspnet/KoreBuild/archive/rel/2.0.0-preview1.zip"
 if [ ! -z $KOREBUILD_ZIP ]; then
     koreBuildZip=$KOREBUILD_ZIP
 fi
diff --git a/build/dependencies.props b/build/dependencies.props
index 01387147a4..c7741b724b 100644
--- a/build/dependencies.props
+++ b/build/dependencies.props
@@ -1,6 +1,6 @@
 <Project>
   <PropertyGroup>
-    <AspNetCoreVersion>2.0.0-*</AspNetCoreVersion>
+    <AspNetCoreVersion>2.0.0-preview1-*</AspNetCoreVersion>
     <CoreFxVersion>4.3.0</CoreFxVersion>
     <InternalAspNetCoreSdkVersion>2.0.0-*</InternalAspNetCoreSdkVersion>
     <TestSdkVersion>15.0.0</TestSdkVersion>