--- old/test/gc/shenandoah/options/TestHeuristicsUnlock.java	2019-11-11 16:10:28.905341125 +0100
+++ new/test/gc/shenandoah/options/TestHeuristicsUnlock.java	2019-11-11 16:10:28.821341130 +0100
@@ -45,6 +45,8 @@
         testWith("-XX:ShenandoahGCHeuristics=static", Mode.PRODUCT);
         testWith("-XX:ShenandoahGCHeuristics=compact", Mode.PRODUCT);
 
+        testWith("-XX:ShenandoahGCMode=traversal", Mode.PRODUCT);
+
         testWith("-XX:ShenandoahGCHeuristics=aggressive", Mode.DIAGNOSTIC);
         testWith("-XX:ShenandoahGCMode=passive", Mode.DIAGNOSTIC);
     }