diff --git a/netci.groovy b/netci.groovy
index 46ac6eb09bcde80517d284c08972c4d8b06a8b33..e69bbaf1373dc34e339939090b027536cba295c7 100644
--- a/netci.groovy
+++ b/netci.groovy
@@ -226,7 +226,7 @@ commitPullList.each { isPr ->
 
       def triggerPhraseOnly = false
       def triggerPhraseExtra = ""
-      Utilities.setMachineAffinity(myJob, 'Windows_NT', 'latest-dev15-3-preview7')
+      Utilities.setMachineAffinity(myJob, 'Windows_NT', 'latest-dev15-3')
       Utilities.addXUnitDotNETResults(myJob, '**/xUnitResults/*.xml')
       addRoslynJob(myJob, jobName, branchName, isPr, triggerPhraseExtra, triggerPhraseOnly)
     }