diff --git a/libraries/stdlib/test/io/FileTreeWalks.kt b/libraries/stdlib/test/io/FileTreeWalks.kt
index f1ec5e9539e..a12cd113d53 100644
--- a/libraries/stdlib/test/io/FileTreeWalks.kt
+++ b/libraries/stdlib/test/io/FileTreeWalks.kt
@@ -271,7 +271,7 @@ class FileTreeWalkTest {
 
             fun visitDirectoryFailed(dir: File, e: IOException) {
                 assertEquals(stack.last(), dir)
-                stack.removeAt(stack.lastIndex)
+                //stack.removeAt(stack.lastIndex)
                 failed.add(dir.name)
             }
             basedir.walkTopDown().enter(::beforeVisitDirectory).leave(::afterVisitDirectory).