--- a/test/hotspot/jtreg/gc/nvdimm/TestOldObjectsOnNvdimm.java	Fri Feb 08 11:52:33 2019 +0100
+++ b/test/hotspot/jtreg/gc/nvdimm/TestOldObjectsOnNvdimm.java	Fri Feb 08 12:09:41 2019 +0100
@@ -53,7 +53,7 @@
     private static ArrayList<String> testOpts;
 
     public static void main(String args[]) throws Exception {
-        testOpts = new ArrayList();
+        testOpts = new ArrayList<>();
 
         String[] common_options = new String[] {
             "-Xbootclasspath/a:.",