diff --git a/CHANGELOG.md b/CHANGELOG.md
index 500910a51b46..20e8e40120a0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -57,6 +57,7 @@ Inspired from [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 - [Table Vis] Fix filter actions on data table vis cells ([#4837](https://github.com/opensearch-project/OpenSearch-Dashboards/pull/4837))
 - Fix broken app when management is turned off ([#4891](https://github.com/opensearch-project/OpenSearch-Dashboards/pull/4891))
 - Correct the generated path for downloading plugins by their names on Windows ([#4953](https://github.com/opensearch-project/OpenSearch-Dashboards/pull/4953))
+- Fix `maps.proxyOpenSearchMapsServiceInMaps` config definition so it can be set ([#5170](https://github.com/opensearch-project/OpenSearch-Dashboards/pull/5170))
 - Fix `buildPointSeriesData` unit test fails due to local timezone ([#4992](https://github.com/opensearch-project/OpenSearch-Dashboards/pull/4992))
 - [Data Explorer][Discover] Fix total hits issue for no time based data ([#5087](https://github.com/opensearch-project/OpenSearch-Dashboards/pull/5087))
 - [Data Explorer][Discover] Add onQuerySubmit to top nav and allow force update to embeddable ([#5160](https://github.com/opensearch-project/OpenSearch-Dashboards/pull/5160))
diff --git a/src/plugins/maps_legacy/server/index.ts b/src/plugins/maps_legacy/server/index.ts
index f6240d8aef50..d5ea908025e9 100644
--- a/src/plugins/maps_legacy/server/index.ts
+++ b/src/plugins/maps_legacy/server/index.ts
@@ -52,7 +52,7 @@ export const config: PluginConfigDescriptor<MapsLegacyConfig> = {
   schema: configSchema,
   deprecations: ({ renameFromRoot }) => [
     renameFromRoot('map.includeElasticMapsService', 'map.includeOpenSearchMapsService'),
-    renameFromRoot('map.proxyOpenSearchMapsServiceInMaps', 'map.proxyElasticMapsServiceInMaps'),
+    renameFromRoot('map.proxyElasticMapsServiceInMaps', 'map.proxyOpenSearchMapsServiceInMaps'),
     renameFromRoot(
       'map.regionmap.includeElasticMapsService',
       'map.regionmap.includeOpenSearchMapsService'