diff --git a/.all-contributorsrc b/.all-contributorsrc
index 5bd9c4fb..6037be12 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -593,6 +593,15 @@
       "contributions": [
         "bug"
       ]
+    },
+    {
+      "login": "shu-kitamura",
+      "name": "shu-kitamura",
+      "avatar_url": "https://avatars.githubusercontent.com/u/171437458?v=4",
+      "profile": "https://github.com/shu-kitamura",
+      "contributions": [
+        "code"
+      ]
     }
   ],
   "contributorsPerLine": 7,
diff --git a/CONTRIBUTORS.md b/CONTRIBUTORS.md
index 16423971..77ae7398 100644
--- a/CONTRIBUTORS.md
+++ b/CONTRIBUTORS.md
@@ -81,12 +81,13 @@ A big shout-out to all the contributors of Sniffnet ([emoji key](https://allcont
       <td align="center" valign="top" width="14.28%"><a href="https://github.com/luca3s"><img src="https://avatars.githubusercontent.com/u/41015240?v=4?s=100" width="100px;" alt="luca3s"/><br /><sub><b>luca3s</b></sub></a><br /><a href="#translation-luca3s" title="Translation">🌍</a></td>
       <td align="center" valign="top" width="14.28%"><a href="http://piapark.me"><img src="https://avatars.githubusercontent.com/u/76558220?v=4?s=100" width="100px;" alt="pia"/><br /><sub><b>pia</b></sub></a><br /><a href="#translation-rkdud007" title="Translation">🌍</a></td>
       <td align="center" valign="top" width="14.28%"><a href="https://github.com/0323pin"><img src="https://avatars.githubusercontent.com/u/90570748?v=4?s=100" width="100px;" alt="pin"/><br /><sub><b>pin</b></sub></a><br /><a href="#platform-0323pin" title="Packaging/porting to new platform">📦</a></td>
+      <td align="center" valign="top" width="14.28%"><a href="https://github.com/shu-kitamura"><img src="https://avatars.githubusercontent.com/u/171437458?v=4?s=100" width="100px;" alt="shu-kitamura"/><br /><sub><b>shu-kitamura</b></sub></a><br /><a href="https://github.com/GyulyVGC/sniffnet/commits?author=shu-kitamura" title="Code">💻</a></td>
       <td align="center" valign="top" width="14.28%"><a href="https://github.com/starccy"><img src="https://avatars.githubusercontent.com/u/17541742?v=4?s=100" width="100px;" alt="starccy"/><br /><sub><b>starccy</b></sub></a><br /><a href="https://github.com/GyulyVGC/sniffnet/commits?author=starccy" title="Code">💻</a></td>
       <td align="center" valign="top" width="14.28%"><a href="https://github.com/0x0177b11f"><img src="https://avatars.githubusercontent.com/u/2305166?v=4?s=100" width="100px;" alt="tiansheng li"/><br /><sub><b>tiansheng li</b></sub></a><br /><a href="#financial-0x0177b11f" title="Financial">💵</a></td>
       <td align="center" valign="top" width="14.28%"><a href="https://github.com/vtiinanen"><img src="https://avatars.githubusercontent.com/u/49340148?v=4?s=100" width="100px;" alt="vtiinanen"/><br /><sub><b>vtiinanen</b></sub></a><br /><a href="#translation-vtiinanen" title="Translation">🌍</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="http://catchts.com"><img src="https://avatars.githubusercontent.com/u/16646733?v=4?s=100" width="100px;" alt="yossarian"/><br /><sub><b>yossarian</b></sub></a><br /><a href="#translation-captain-yossarian" title="Translation">🌍</a></td>
     </tr>
     <tr>
+      <td align="center" valign="top" width="14.28%"><a href="http://catchts.com"><img src="https://avatars.githubusercontent.com/u/16646733?v=4?s=100" width="100px;" alt="yossarian"/><br /><sub><b>yossarian</b></sub></a><br /><a href="#translation-captain-yossarian" title="Translation">🌍</a></td>
       <td align="center" valign="top" width="14.28%"><a href="https://github.com/cxw620"><img src="https://avatars.githubusercontent.com/u/70561268?v=4?s=100" width="100px;" alt="陈寒彤"/><br /><sub><b>陈寒彤</b></sub></a><br /><a href="#translation-cxw620" title="Translation">🌍</a></td>
     </tr>
   </tbody>