diff --git a/lucene/core/src/java/org/apache/lucene/store/MMapDirectory.java b/lucene/core/src/java/org/apache/lucene/store/MMapDirectory.java
index 97b9538b1347..8ca59a07ddf2 100644
--- a/lucene/core/src/java/org/apache/lucene/store/MMapDirectory.java
+++ b/lucene/core/src/java/org/apache/lucene/store/MMapDirectory.java
@@ -36,7 +36,6 @@
 import java.util.logging.Logger;
 import org.apache.lucene.index.IndexFileNames;
 import org.apache.lucene.util.Constants;
-import org.apache.lucene.util.Unwrappable;
 
 /**
  * File-based {@link Directory} implementation that uses mmap for reading, and {@link
@@ -322,9 +321,6 @@ public IndexInput openInput(String name, IOContext context) throws IOException {
     Path path = directory.resolve(name);
     final String resourceDescription = "MemorySegmentIndexInput(path=\"" + path.toString() + "\")";
 
-    // Work around for JDK-8259028: we need to unwrap our test-only file system layers
-    path = Unwrappable.unwrapAll(path);
-
     final boolean confined = context.hints().contains(ReadOnceHint.INSTANCE);
     Function<IOContext, ReadAdvice> toReadAdvice =
         c -> readAdvice.apply(name, c).orElse(Constants.DEFAULT_READADVICE);