diff -r f0312c7d5b37 -r ba6c248cae19 test/hotspot/jtreg/gc/arguments/TestNewSizeFlags.java
--- a/test/hotspot/jtreg/gc/arguments/TestNewSizeFlags.java	Wed Nov 13 11:21:15 2019 +0100
+++ b/test/hotspot/jtreg/gc/arguments/TestNewSizeFlags.java	Wed Nov 13 11:37:29 2019 +0100
@@ -306,7 +306,6 @@
         public static long alignGenSize(long value) {
             switch (YOUNG_GC_TYPE) {
                 case DefNew:
-                case ParNew:
                     return HeapRegionUsageTool.alignDown(value, HEAP_SPACE_ALIGNMENT);
                 case PSNew:
                     return HeapRegionUsageTool.alignUp(HeapRegionUsageTool.alignDown(value,