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navigation_title: "Elasticsearch JavaScript Client"
---

# Elasticsearch JavaScript Client deprecations [elasticsearch-javascript-client-deprecations]
Review the deprecated functionality for your Elasticsearch JavaScript Client version. While deprecations have no immediate impact, we strongly encourage you update your implementation after you upgrade.

To learn how to upgrade, check out <uprade docs>.

% ## Next version
% **Release date:** Month day, year

% ::::{dropdown} Deprecation title
% Description of the deprecation.
% For more information, check [PR #](PR link).
% **Impact**<br> Impact of deprecation. 
% **Action**<br> Steps for mitigating deprecation impact.
% ::::

% ## 9.0.0 [elasticsearch-javascript-client-900-deprecations]
% **Release date:** March 25, 2025

% ::::{dropdown} Deprecation title
% Description of the deprecation.
% For more information, check [PR #](PR link).
% **Impact**<br> Impact of deprecation. 
% **Action**<br> Steps for mitigating deprecation impact.
% ::::