[[indices-delete-alias]]
=== Delete index alias API
++++
Delete index alias
++++
Deletes an existing index alias.
include::{es-repo-dir}/glossary.asciidoc[tag=index-alias-desc]
[source,console]
----
DELETE /twitter/_alias/alias1
----
// TEST[setup:twitter]
// TEST[s/^/PUT twitter\/_alias\/alias1\n/]
[[delete-alias-api-request]]
==== {api-request-title}
`DELETE //_alias/`
`DELETE //_aliases/`
[[delete-alias-api-path-params]]
==== {api-path-parms-title}
``::
(Required, string)
Comma-separated list or wildcard expression of index names
used to limit the request.
+
To include all indices in the cluster,
use a value of `_all` or `*`.
``::
(Required, string)
include::{es-repo-dir}/rest-api/common-parms.asciidoc[tag=index-alias]
+
To delete all aliases,
use a value of `_all` or `*`.
[[delete-alias-api-query-params]]
==== {api-query-parms-title}
include::{es-repo-dir}/rest-api/common-parms.asciidoc[tag=timeoutparms]