1 files changed, 1 insertions, 2 deletions
diff --git a/compiler/src/dotty/tools/dotc/parsing/JavaParsers.scala b/compiler/src/dotty/tools/dotc/parsing/JavaParsers.scala
index d35594823..6b73a9456 100644
--- a/compiler/src/dotty/tools/dotc/parsing/JavaParsers.scala
+++ b/compiler/src/dotty/tools/dotc/parsing/JavaParsers.scala
@@ -26,7 +26,6 @@ import dotty.tools.dotc.util.SourceFile
 import util.Positions._
 import annotation.switch
 import scala.collection.mutable.ListBuffer
-import scala.reflect.internal.util.Collections._
 
 object JavaParsers {
 
@@ -136,7 +135,7 @@ object JavaParsers {
       ValDef(name, tpt, EmptyTree).withMods(Modifiers(Flags.JavaDefined | Flags.ParamAccessor))
 
     def makeConstructor(formals: List[Tree], tparams: List[TypeDef], flags: FlagSet = Flags.JavaDefined) = {
-      val vparams = mapWithIndex(formals)((p, i) => makeSyntheticParam(i + 1, p))
+      val vparams = formals.zipWithIndex.map { case (p, i) => makeSyntheticParam(i + 1, p) }
       DefDef(nme.CONSTRUCTOR, tparams, List(vparams), TypeTree(), EmptyTree).withMods(Modifiers(flags))
     }