diff --git a/src/main/scala/com/gerritforge/analytics/plugin/StartCommand.scala b/src/main/scala/com/gerritforge/analytics/plugin/StartCommand.scala
index f09fe2d..b2d9da5 100644
--- a/src/main/scala/com/gerritforge/analytics/plugin/StartCommand.scala
+++ b/src/main/scala/com/gerritforge/analytics/plugin/StartCommand.scala
@@ -26,7 +26,7 @@
 
   @ArgOption(name = "--elasticIndex", aliases = Array("-e"),
     usage = "index name")
-  var elasticIndex: String = null
+  var elasticIndex: String = "gerrit/analytics"
 
   @ArgOption(name = "--since", aliases = Array("-s"), usage = "begin date")
   var beginDate: Timestamp = NO_TIMESTAMP