---
mapped_pages:
  - https://www.elastic.co/guide/en/elasticsearch/plugins/current/analysis-icu-collation.html
---

# ICU collation token filter [analysis-icu-collation]

::::{warning}
This token filter has been deprecated since Lucene 5.0. Please use [ICU Collation Keyword Field](/reference/elasticsearch-plugins/analysis-icu-collation-keyword-field.md).

::::