test/java/util/zip/ZipFile/ReadZip.java

*** 61,70 ****
--- 61,72 ----
          // bytes padded at the end.
          File newZip = new File(System.getProperty("test.dir", "."), "input2.zip");
          Files.copy(Paths.get(System.getProperty("test.src", ""), "input.zip"),
                     newZip.toPath(), StandardCopyOption.REPLACE_EXISTING);
  
+         newZip.setWritable(true);
+ 
          // pad some bytes
          try (OutputStream os = Files.newOutputStream(newZip.toPath(),
                                                       StandardOpenOption.APPEND)) {
              os.write(1); os.write(3); os.write(5); os.write(7);
          }