From 604ce9e83cc1942c38c0851c54e49ea1e10aa9b6 Mon Sep 17 00:00:00 2001
From: Eugene Yokota <eed3si9n@gmail.com>
Date: Sun, 23 Aug 2020 19:23:48 -0400
Subject: [PATCH] Fix Java dependency

---
 src/main/scala/sbt/internal/ProjectMatrix.scala | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/main/scala/sbt/internal/ProjectMatrix.scala b/src/main/scala/sbt/internal/ProjectMatrix.scala
index ddfcc5127..b237384cb 100644
--- a/src/main/scala/sbt/internal/ProjectMatrix.scala
+++ b/src/main/scala/sbt/internal/ProjectMatrix.scala
@@ -240,8 +240,11 @@ object ProjectMatrix {
             name := self.id
           )
           .settings(
-            r.scalaVersionOpt.toList map { sv =>
-              Keys.scalaVersion := sv
+            r.scalaVersionOpt match {
+              case Some(sv) =>
+                List(Keys.scalaVersion := sv)
+              case _ =>
+                List(Keys.autoScalaLibrary := false, Keys.crossPaths := false)
             }
           )
           .settings(