diff --git a/NuGet.config b/NuGet.config
index 0fd623ffd..ad973186e 100644
--- a/NuGet.config
+++ b/NuGet.config
@@ -1,7 +1,7 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?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="NuGet" value="https://api.nuget.org/v3/index.json" />
   </packageSources>
 </configuration>
diff --git a/build.ps1 b/build.ps1
index 8f2f99691..787f63ac0 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/1.1.0-preview1.zip"
 if ($env:KOREBUILD_ZIP)
 {
     $koreBuildZip=$env:KOREBUILD_ZIP
diff --git a/build.sh b/build.sh
index f4208100e..355c68285 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/1.1.0-preview1.zip"
 if [ ! -z $KOREBUILD_ZIP ]; then
     koreBuildZip=$KOREBUILD_ZIP
 fi