diff --git a/public/app/features/datasources/components/DataSourcePluginSettings.tsx b/public/app/features/datasources/components/DataSourcePluginSettings.tsx
index 013625eaa55..0dfd48bb5bf 100644
--- a/public/app/features/datasources/components/DataSourcePluginSettings.tsx
+++ b/public/app/features/datasources/components/DataSourcePluginSettings.tsx
@@ -1,6 +1,7 @@
 import { createElement, PureComponent } from 'react';
 
 import { DataSourcePluginMeta, DataSourceSettings } from '@grafana/data';
+import { readOnlyCopy } from 'app/features/plugins/extensions/utils';
 
 import { GenericDataSourcePlugin } from '../types';
 
@@ -33,7 +34,7 @@ export class DataSourcePluginSettings extends PureComponent<Props> {
       <div>
         {plugin.components.ConfigEditor &&
           createElement(plugin.components.ConfigEditor, {
-            options: dataSource,
+            options: readOnlyCopy(dataSource),
             onOptionsChange: this.onModelChanged,
           })}
       </div>