diff --git a/sbt/src/sbt-test/run/concurrent/build.sbt b/sbt/src/sbt-test/run/concurrent/build.sbt
index 415745bff..7cc16dd7d 100644
--- a/sbt/src/sbt-test/run/concurrent/build.sbt
+++ b/sbt/src/sbt-test/run/concurrent/build.sbt
@@ -7,7 +7,7 @@ def runTestTask(pre: Def.Initialize[Task[Unit]]) =
 		val cp = (fullClasspath in Compile).value
 		val main = (mainClass in Compile).value getOrElse sys.error("No main class found")
 		val args = baseDirectory.value.getAbsolutePath :: Nil
-		r.run(main, cp.files, args, streams.value.log) foreach sys.error
+		r.run(main, cp.files, args, streams.value.log).get
 	}
 
 lazy val b = project.settings(