diff --git a/main/src/main/scala/sbt/PluginCross.scala b/main/src/main/scala/sbt/PluginCross.scala
index 351e7d60e..f7a1a8944 100644
--- a/main/src/main/scala/sbt/PluginCross.scala
+++ b/main/src/main/scala/sbt/PluginCross.scala
@@ -85,8 +85,8 @@ private[sbt] object PluginCross {
   def scalaVersionFromSbtBinaryVersion(sv: String): String =
     VersionNumber(sv) match {
       case VersionNumber(Seq(0, 12, _*), _, _) => "2.9.2"
-      case VersionNumber(Seq(0, 13, _*), _, _) => "2.10.6"
-      case VersionNumber(Seq(1, 0, _*), _, _)  => "2.12.2"
+      case VersionNumber(Seq(0, 13, _*), _, _) => "2.10.7"
+      case VersionNumber(Seq(1, 0, _*), _, _)  => "2.12.4"
       case _                                   => sys.error(s"Unsupported sbt binary version: $sv")
     }
 }