diff --git a/aio/content/guide/lifecycle-hooks.md b/aio/content/guide/lifecycle-hooks.md
index a8a0e0e7d2..5e69e98247 100644
--- a/aio/content/guide/lifecycle-hooks.md
+++ b/aio/content/guide/lifecycle-hooks.md
@@ -140,7 +140,7 @@ calls the lifecycle hook methods in the following sequence at specific moments:
   </tr>
   <tr style='vertical-align:top'>
     <td>
-      <code>ngOnDestroy</code>
+      <code>ngOnDestroy()</code>
     </td>
     <td>