diff --git a/appveyor.yml b/appveyor.yml
index 5b992f0d40..cd82f5a8e5 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -34,3 +34,5 @@ build_script:
 
 
     rem appveyor UpdateBuild -Version %BUILDFILE%
+install:
+- ps: Set-Content -Path global.json -Value '{"sdk":{"version":"3.1.100","rollForward":"latestFeature"}}'
diff --git a/global.json b/global.json
index a6d02c97c7..03c3a44a3c 100644
--- a/global.json
+++ b/global.json
@@ -1,6 +1,6 @@
 {
 	"sdk": {
-		"version": "3.1.100",
-		"rollForward": "latestMajor"
+		"version": "5.0.100",
+		"rollForward": "latestFeature"
 	}
 }