diff --git a/workbench/public/components/Main/main.tsx b/workbench/public/components/Main/main.tsx
index e928fefe9a..9e0964988a 100644
--- a/workbench/public/components/Main/main.tsx
+++ b/workbench/public/components/Main/main.tsx
@@ -640,7 +640,7 @@ export class Main extends React.Component<MainProps, MainState> {
           updatePPLQueries={this.updatePPLQueries}
         />
       );
-      link = 'https://opensearch.org/docs/latest/observability/ppl/index/';
+      link = 'https://opensearch.org/docs/latest/observability-plugin/ppl/index/';
       linkTitle = 'PPL documentation';
     }