diff --git a/internal/util-logging/src/main/scala/sbt/internal/util/EscHelpers.scala b/internal/util-logging/src/main/scala/sbt/internal/util/EscHelpers.scala
index 6ea6e5092..9f470b848 100644
--- a/internal/util-logging/src/main/scala/sbt/internal/util/EscHelpers.scala
+++ b/internal/util-logging/src/main/scala/sbt/internal/util/EscHelpers.scala
@@ -144,7 +144,7 @@ object EscHelpers {
    *   the length of the output string (which may be smaller than the returned array)
    */
   def strip(bytes: Array[Byte], stripAnsi: Boolean, stripColor: Boolean): (Array[Byte], Int) = {
-    val res = Array.fill[Byte](bytes.length)(0)
+    val res = new Array[Byte](bytes.length)
     var index = 0
     var state = 0
     var limit = 0
@@ -199,7 +199,7 @@ object EscHelpers {
    */
   def stripColorsAndMoves(s: String): String = {
     val bytes = s.getBytes
-    val res = Array.fill[Byte](bytes.length)(0)
+    val res = new Array[Byte](bytes.length)
     var index = 0
     var state = 0
     var limit = 0
diff --git a/sbt-app/src/sbt-test/lm-coursier/from/build.sbt b/sbt-app/src/sbt-test/lm-coursier/from/build.sbt
index 19f66e0ff..b19466af7 100644
--- a/sbt-app/src/sbt-test/lm-coursier/from/build.sbt
+++ b/sbt-app/src/sbt-test/lm-coursier/from/build.sbt
@@ -15,7 +15,7 @@ libraryDependencies += "com.chuusai" %% "shapeless" % "2.3.41" from {
     val os = new java.io.FileOutputStream(f)
 
     var read = -1
-    val b = Array.fill[Byte](16*1024)(0)
+    val b = new Array[Byte](16*1024)
     while ({
       read = is.read(b)
       read >= 0