--- a/elasticsearch.rst	Sun Mar 04 12:37:11 2018 +0200
+++ b/elasticsearch.rst	Mon Mar 12 12:56:11 2018 +0200
@@ -119,7 +119,9 @@
 ES Query DSL
 ============
 
-``_exists_:<field>`` for testing field existence, ``_missing_:<field>`` for testing field absence.
+``_exists_:<field>`` for testing field existence.
+
+.. note:: ``_missing_:<field>`` was removed from Kibana 5.x, use ``NOT _exists_:<field>``.
 
 ``-<field>:<val>`` or ``-field:"<val>"`` for excluding field value.