diff --git a/build.sbt b/build.sbt
index f17eaade..f7826c97 100644
--- a/build.sbt
+++ b/build.sbt
@@ -5,7 +5,7 @@ version in ThisBuild := "0.1.3-SNAPSHOT"
 resolvers in ThisBuild += "scala-integration" at "https://scala-ci.typesafe.com/artifactory/scala-integration/"
 
 scalaVersionsByJvm in ThisBuild := {
-  val v213 = "2.13.0-pre-e959f6c"  // Feb 5
+  val v213 = "2.13.0-M5-1775dba"  // Feb 15; is also STARR
   Map(
     8 -> List(v213 -> true),
     11 -> List(v213 -> false))