diff --git a/global.json b/global.json
index 8ca44f1776..a97582a1fa 100644
--- a/global.json
+++ b/global.json
@@ -1,8 +1,8 @@
 {
     "sdk": {
-        "version": "2.2.100-preview2-009404"
+        "version": "2.2.100-preview3-009430"
     },
     "msbuild-sdks": {
-        "Internal.AspNetCore.Sdk": "2.2.0-preview2-20181018.5"
+        "Internal.AspNetCore.Sdk": "2.2.0-preview2-20181019.4"
     }
 }
diff --git a/korebuild-lock.txt b/korebuild-lock.txt
index cbed37146e..d4dda4f177 100644
--- a/korebuild-lock.txt
+++ b/korebuild-lock.txt
@@ -1,2 +1,2 @@
-version:2.2.0-preview2-20181018.5
-commithash:4f3ae63e6bf4d66496c9973218551ec58a71fe55
+version:2.2.0-preview2-20181019.4
+commithash:b887cc1ace38ff792f2562aecbd7811b2bf1f3cc