diff --git a/docs/outputs/elasticsearch.md b/docs/outputs/elasticsearch.md
index 142fd894f..580679f57 100644
--- a/docs/outputs/elasticsearch.md
+++ b/docs/outputs/elasticsearch.md
@@ -26,7 +26,7 @@
 | `elasticsearch.flattenfields`         | `ELASTICSEARCH_FLATTENFIELDS`          | `false`          | Replace . by _ to avoid mapping conflicts, force to true if `createindextemplate=true`                                              |
 | `elasticsearch.createindextemplate`   | `ELASTICSEARCH_CREATEINDEXTEMPLATE`    | `false`          | Create an index template                                                                                                            |
 | `elasticsearch.numberofshards`        | `ELASTICSEARCH_NUMBEROFSHARDS`         | `3`              | Number of shards set by the index template                                                                                          |
-| `elasticsearch.numberofreplicas`      | `ELASTICSEARCH_REPLICAS`               | `3`              | Number of replicas set by the index template                                                                                        |
+| `elasticsearch.numberofreplicas`      | `ELASTICSEARCH_NUMBEROFREPLICAS`       | `3`              | Number of replicas set by the index template                                                                                        |
 | `elasticsearch.customheaders`         | `ELASTICSEARCH_CUSTOMHEADERS`          |                  | Custom headers to add in POST, useful for Authentication                                                                            |
 | `elasticsearch.mutualtls`             | `ELASTICSEARCH_MUTUALTLS`              | `false`          | Authenticate to the output with TLS, if true, checkcert flag will be ignored (server cert will always be checked)                   |
 | `elasticsearch.checkcert`             | `ELASTICSEARCH_CHECKCERT`              | `true`           | Check if ssl certificate of the output is valid                                                                                     |