diff --git a/.all-contributorsrc b/.all-contributorsrc
index b966d0fb..63235c53 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -3598,6 +3598,15 @@
         "doc"
       ]
     },
+    {
+      "login": "jmatsuzawa",
+      "name": "Jiro Matsuzawa",
+      "avatar_url": "https://avatars.githubusercontent.com/u/545426?v=4",
+      "profile": "http://blogs.gnome.org/jmatsuzawa/",
+      "contributions": [
+        "tool"
+      ]
+    },
     {
       "login": "GuoCheng24",
       "name": "Guo Cheng",
diff --git a/README.md b/README.md
index b87abae1..31d139d2 100644
--- a/README.md
+++ b/README.md
@@ -546,6 +546,7 @@ Thanks goes to these wonderful people ([emoji key](./CONTRIBUTING.md#contributor
       <td align="center" valign="top" width="14.28%"><a href="https://surenk.com"><img src="https://avatars.githubusercontent.com/u/902972?v=4" width="100px;" alt=""/><br /><sub><b>Suren K</b></sub></a></td>
       <td align="center" valign="top" width="14.28%"><a href="https://www.cloudblogger.eu"><img src="https://avatars.githubusercontent.com/u/53148138?v=4" width="100px;" alt=""/><br /><sub><b>Konstantinos Passadis | Azure MVP | MCT</b></sub></a></td>
       <td align="center" valign="top" width="14.28%"><a href="https://github.com/alx-so"><img src="https://avatars.githubusercontent.com/u/8975621?v=4" width="100px;" alt=""/><br /><sub><b>Alex Sokol</b></sub></a></td>
+      <td align="center" valign="top" width="14.28%"><a href="http://blogs.gnome.org/jmatsuzawa/"><img src="https://avatars.githubusercontent.com/u/545426?v=4" width="100px;" alt=""/><br /><sub><b>Jiro Matsuzawa</b></sub></a></td>
       <td align="center" valign="top" width="14.28%"><a href="https://github.com/GuoCheng24"><img src="https://avatars.githubusercontent.com/u/224264187?v=4" width="100px;" alt=""/><br /><sub><b>Guo Cheng</b></sub></a></td>
     </tr>
   </tbody>
diff --git a/website/src/pages/contributors.astro b/website/src/pages/contributors.astro
index e1be2f77..cad9734a 100644
--- a/website/src/pages/contributors.astro
+++ b/website/src/pages/contributors.astro
@@ -499,6 +499,7 @@ import PageHeader from '../components/PageHeader.astro';
       <td align="center" valign="top" width="14.28%"><a href="https://surenk.com"><img src="https://avatars.githubusercontent.com/u/902972?v=4" width="100px;" alt=""/><br /><sub><b>Suren K</b></sub></a></td>
       <td align="center" valign="top" width="14.28%"><a href="https://www.cloudblogger.eu"><img src="https://avatars.githubusercontent.com/u/53148138?v=4" width="100px;" alt=""/><br /><sub><b>Konstantinos Passadis | Azure MVP | MCT</b></sub></a></td>
       <td align="center" valign="top" width="14.28%"><a href="https://github.com/alx-so"><img src="https://avatars.githubusercontent.com/u/8975621?v=4" width="100px;" alt=""/><br /><sub><b>Alex Sokol</b></sub></a></td>
+      <td align="center" valign="top" width="14.28%"><a href="http://blogs.gnome.org/jmatsuzawa/"><img src="https://avatars.githubusercontent.com/u/545426?v=4" width="100px;" alt=""/><br /><sub><b>Jiro Matsuzawa</b></sub></a></td>
       <td align="center" valign="top" width="14.28%"><a href="https://github.com/GuoCheng24"><img src="https://avatars.githubusercontent.com/u/224264187?v=4" width="100px;" alt=""/><br /><sub><b>Guo Cheng</b></sub></a></td>
     </tr>
   </tbody>