Index: oak-it/src/test/java/org/apache/jackrabbit/oak/plugins/index/AsyncIndexUpdateClusterTestIT.java
===================================================================
--- oak-it/src/test/java/org/apache/jackrabbit/oak/plugins/index/AsyncIndexUpdateClusterTestIT.java	(revision 1762289)
+++ oak-it/src/test/java/org/apache/jackrabbit/oak/plugins/index/AsyncIndexUpdateClusterTestIT.java	(working copy)
@@ -110,6 +110,9 @@
 
         // Trigger indexing on NS1
         async1.run();
+        // make sure initial index is visible on both cluster nodes
+        ns1.runBackgroundOperations();
+        ns2.runBackgroundOperations();
         l.initDone();
 
         ScheduledExecutorService executorService = Executors