diff --git a/release-notes/opensearch-dashboards.release-notes-2.0.0.md b/release-notes/opensearch-dashboards.release-notes-2.0.0.md
index 01c142805fc7..62207ada7cd6 100644
--- a/release-notes/opensearch-dashboards.release-notes-2.0.0.md
+++ b/release-notes/opensearch-dashboards.release-notes-2.0.0.md
@@ -16,6 +16,7 @@
 #### Deprecations
 * Deprecates non-inclusive config names ([#1467](https://github.com/opensearch-project/OpenSearch-Dashboards/pull/1467))
 * Removes UI Framework KUI doc site ([#1379](https://github.com/opensearch-project/OpenSearch-Dashboards/pull/1379))
+* [Purify] hide option for theme version in settings ([#1598](https://github.com/opensearch-project/OpenSearch-Dashboards/pull/1598))
 
 ### 🛡 Security
 * [CVE-2022-1537] Resolves grunt to 1.5.3 ([#1580](https://github.com/opensearch-project/OpenSearch-Dashboards/pull/1580))
diff --git a/src/core/server/ui_settings/settings/theme.ts b/src/core/server/ui_settings/settings/theme.ts
index 5079375fb37a..75c1431f2d74 100644
--- a/src/core/server/ui_settings/settings/theme.ts
+++ b/src/core/server/ui_settings/settings/theme.ts
@@ -57,6 +57,7 @@ export const getThemeSettings = (): Record<string, UiSettingsParams> => {
       }),
       requiresPageReload: true,
       schema: schema.oneOf([schema.literal('v7'), schema.literal('v8 (beta)')]),
+      readonly: true,
     },
   };
 };