---
title: ICU collation token filter
description: 
url: https://docs-v3-preview.elastic.dev/elastic/elasticsearch/pull/144300/reference/elasticsearch-plugins/analysis-icu-collation
products:
  - Elasticsearch
---

# ICU collation token filter
<warning>
  This token filter has been deprecated since Lucene 5.0. Please use [ICU Collation Keyword Field](https://docs-v3-preview.elastic.dev/elastic/elasticsearch/pull/144300/reference/elasticsearch-plugins/analysis-icu-collation-keyword-field).
</warning>