--- jsr166/src/test/tck/TreeSetTest.java	2015/05/24 01:42:14	1.42
+++ jsr166/src/test/tck/TreeSetTest.java	2016/09/15 16:43:56	1.43
@@ -695,7 +695,8 @@ public class TreeSetTest extends JSR166T
     }
 
     static NavigableSet<Integer> newSet(Class cl) throws Exception {
-        NavigableSet<Integer> result = (NavigableSet<Integer>) cl.newInstance();
+        NavigableSet<Integer> result =
+            (NavigableSet<Integer>) cl.getConstructor().newInstance();
         assertEquals(0, result.size());
         assertFalse(result.iterator().hasNext());
         return result;