diff --git a/docs/reference/mapping/types/date_nanos.asciidoc b/docs/reference/mapping/types/date_nanos.asciidoc
index cf7082571ec31..4267d02936894 100644
--- a/docs/reference/mapping/types/date_nanos.asciidoc
+++ b/docs/reference/mapping/types/date_nanos.asciidoc
@@ -63,7 +63,7 @@ GET my_index/_search
     "my_field" : {
       "script" : {
         "lang" : "painless",
-        "source" : "doc['date'].date.nanos" <6>
+        "source" : "doc['date'].value.nano" <6>
       }
     }
   }