diff --git a/build.sbt b/build.sbt
index e81f74f45..2a096192e 100644
--- a/build.sbt
+++ b/build.sbt
@@ -71,8 +71,8 @@ lazy val xml = crossProject(JSPlatform, JVMPlatform)
       (unmanagedSourceDirectories in Compile).value.map { dir =>
         val sv = scalaVersion.value
         CrossVersion.partialVersion(sv) match {
-          case Some((2, 13)) => file(dir.getPath ++ "-2.13")
-          case _             => file(dir.getPath ++ "-2.11-2.12")
+          case Some((2, 13)) => file(dir.getPath ++ "-2.13+")
+          case _             => file(dir.getPath ++ "-2.13-")
         }
       }
     },
diff --git a/shared/src/main/scala-2.13/scala/xml/ScalaVersionSpecific.scala b/shared/src/main/scala-2.13+/scala/xml/ScalaVersionSpecific.scala
similarity index 100%
rename from shared/src/main/scala-2.13/scala/xml/ScalaVersionSpecific.scala
rename to shared/src/main/scala-2.13+/scala/xml/ScalaVersionSpecific.scala
diff --git a/shared/src/main/scala-2.11-2.12/scala/xml/ScalaVersionSpecific.scala b/shared/src/main/scala-2.13-/scala/xml/ScalaVersionSpecific.scala
similarity index 100%
rename from shared/src/main/scala-2.11-2.12/scala/xml/ScalaVersionSpecific.scala
rename to shared/src/main/scala-2.13-/scala/xml/ScalaVersionSpecific.scala