--- old/test/jdk/java/util/zip/ZipFile/FinalizeZipFile.java	2017-10-31 23:27:36.857560819 +0100
+++ new/test/jdk/java/util/zip/ZipFile/FinalizeZipFile.java	2017-10-31 23:27:36.734562914 +0100
@@ -31,6 +31,7 @@
 import java.util.Random;
 import java.util.zip.*;
 import java.util.concurrent.CountDownLatch;
+import java.util.concurrent.TimeUnit;
 
 public class FinalizeZipFile {
 
@@ -43,7 +44,7 @@
             System.out.printf("Using %s%n", f.getPath());
         }
         @Override
-        protected void finalize() throws IOException {
+        protected void finalize() throws Throwable {
             System.out.printf("Killing %s%n", getName());
             super.finalize();
             finalizersDone.countDown();
@@ -78,10 +79,9 @@
 
     public static void realMain(String[] args) throws Throwable {
         makeGarbage();
-
-        System.gc();
-        finalizersDone.await();
-
+        while (!finalizersDone.await(10, TimeUnit.MILLISECONDS)) {
+            System.gc();        
+        }
         // Not all ZipFiles were collected?
         equal(finalizersDone.getCount(), 0L);
     }