diff --git a/project/Dependencies.scala b/project/Dependencies.scala
index 75e6bf692..d21d252cd 100644
--- a/project/Dependencies.scala
+++ b/project/Dependencies.scala
@@ -11,7 +11,7 @@ object Dependencies {
 
   // sbt modules
   val ioVersion = nightlyVersion.getOrElse("1.13.2")
-  val zincVersion = nightlyVersion.getOrElse("2.0.4")
+  val zincVersion = nightlyVersion.getOrElse("2.1.0-M2")
 
   private val sbtIO = "org.scala-sbt" %% "io" % ioVersion
 
diff --git a/sbt-app/src/sbt-test/tests/fork-worker-split/src/test/scala/example/Marker.scala b/sbt-app/src/sbt-test/tests/fork-worker-split/src/test/scala/example/Marker.scala
index 58a288cd3..cea1b2946 100644
--- a/sbt-app/src/sbt-test/tests/fork-worker-split/src/test/scala/example/Marker.scala
+++ b/sbt-app/src/sbt-test/tests/fork-worker-split/src/test/scala/example/Marker.scala
@@ -3,6 +3,7 @@ package example
 import java.io.{ File, PrintWriter }
 import java.lang.management.ManagementFactory
 import java.nio.file.Files
+import scala.util.control.NonFatal
 import munit.FunSuite
 
 trait Marker extends FunSuite:
@@ -22,7 +23,11 @@ trait Marker extends FunSuite:
     Thread.sleep(1000)
     val peers = new File(".").listFiles().toVector
       .filter(_.getName.startsWith("running-"))
-      .map(f => new String(Files.readAllBytes(f.toPath)))
+      .flatMap:f =>
+        try
+          Some(new String(Files.readAllBytes(f.toPath)))
+        catch
+          case NonFatal(_) => None
       .toSet
     val pw = new PrintWriter(new File(s"peers-$n"))
     try pw.print(peers.size)