diff --git a/data/reusables/actions/supported-github-runners.md b/data/reusables/actions/supported-github-runners.md
index 15a6e8b73b..568d13a73f 100644
--- a/data/reusables/actions/supported-github-runners.md
+++ b/data/reusables/actions/supported-github-runners.md
@@ -78,12 +78,13 @@ The <code>macos-latest</code> label currently uses the macOS 11 runner image.
 </tr>
 <tr>
 <td>
-macOS Catalina 10.15
+macOS Catalina 10.15 <sup>[deprecated]</sup>
 </td>
 <td>
 <code>macos-10.15</code>
 </td>
 <td>
+Migrate to `macOS-11` or `macOS-12`. For more information, see this [GitHub blog post](https://github.blog/changelog/2022-07-20-github-actions-the-macos-10-15-actions-runner-image-is-being-deprecated-and-will-be-removed-by-8-30-22/).
 </td>
 </tr>
 </tbody>