diff --git a/CHANGELOG.md b/CHANGELOG.md
index a7b62f5df..1fa0dc510 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -10,6 +10,7 @@ Inspired from [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 ### Fixed
 - Don't emit Ruby warnings when requiring `opensearch-dsl` ([#231](https://github.com/opensearch-project/opensearch-ruby/issues/231))
 - Fix release workflow ([#232](https://github.com/opensearch-project/opensearch-ruby/issues/232))
+- Remove duplicated `delete_by_query_rethrottle` to prevent a Ruby warning ([#230](https://github.com/opensearch-project/opensearch-ruby/issues/230))
 ### Security
 
 ## [3.2.0]
diff --git a/lib/opensearch/api/actions/delete_by_rethrottle.rb b/lib/opensearch/api/actions/delete_by_rethrottle.rb
deleted file mode 100644
index 1accc69d7..000000000
--- a/lib/opensearch/api/actions/delete_by_rethrottle.rb
+++ /dev/null
@@ -1,55 +0,0 @@
-# SPDX-License-Identifier: Apache-2.0
-#
-# The OpenSearch Contributors require contributions made to
-# this file be licensed under the Apache-2.0 license or a
-# compatible open source license.
-#
-# Modifications Copyright OpenSearch Contributors. See
-# GitHub history for details.
-#
-# Licensed to Elasticsearch B.V. under one or more contributor
-# license agreements. See the NOTICE file distributed with
-# this work for additional information regarding copyright
-# ownership. Elasticsearch B.V. licenses this file to you under
-# the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#   http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing,
-# software distributed under the License is distributed on an
-# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-# KIND, either express or implied.  See the License for the
-# specific language governing permissions and limitations
-# under the License.
-
-module OpenSearch
-  module API
-    module Actions
-      # The value of requests_per_second can be changed on a running delete by query using the _rethrottle API
-      #
-      # @option arguments [String] :task_id The task id to rethrottle (*Required*)
-      # @option arguments [Number] :requests_per_second The throttle to set on this request in floating sub-requests per second. -1 means set no throttle.
-      #
-      #
-      def delete_by_query_rethrottle(arguments = {})
-        raise ArgumentError, "Required argument 'task_id' missing" unless arguments[:task_id]
-
-        method = OpenSearch::API::HTTP_POST
-        path   = "_delete_by_query/#{arguments[:task_id]}/_rethrottle"
-        params = OpenSearch::API::Utils.__validate_and_extract_params arguments, ParamsRegistry.get(__method__)
-        body   = nil
-
-        perform_request(method, path, params, body).body
-      end
-
-      # Register this action with its valid params when the module is loaded.
-      #
-      # @since 6.2.0
-      ParamsRegistry.register(:delete_by_query_rethrottle, [
-        :requests_per_second
-      ].freeze)
-    end
-  end
-end