diff --git a/server/src/main/resources/org/elasticsearch/tasks/task-index-mapping.json b/server/src/main/resources/org/elasticsearch/tasks/task-index-mapping.json
index b8ef2dcd56216..40730fc02886b 100644
--- a/server/src/main/resources/org/elasticsearch/tasks/task-index-mapping.json
+++ b/server/src/main/resources/org/elasticsearch/tasks/task-index-mapping.json
@@ -1,7 +1,7 @@
 {
   "task" : {
     "_meta": {
-      "version": 2
+      "version": 3
     },
     "dynamic" : "strict",
     "properties" : {