diff --git a/src/pages/_app.tsx b/src/pages/_app.tsx
index bfb9648a..2257d5f3 100644
--- a/src/pages/_app.tsx
+++ b/src/pages/_app.tsx
@@ -94,7 +94,13 @@ const MainLayout: React.FunctionComponent<AppProps> = ({
             <h3>Other Pages</h3>
             <ul className={styles.exampleList}>
               <li>
-                <a target="_blank" href={`${process.env.BASE_PATH || ''}/workload-simulator.html`>
+                <a
+                  rel="noreferrer"
+                  target="_blank"
+                  href={`${
+                    process.env.BASE_PATH || ''
+                  }/workload-simulator.html`}
+                >
                   Workload Simulator ↗️
                 </a>
               </li>