diff --git a/.all-contributorsrc b/.all-contributorsrc
index 6e8d23087..e3223a9b2 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -328,15 +328,6 @@
         "bug"
       ]
     },
-    {
-      "login": "michalgrzegorczyk-dev",
-      "name": "Michał Grzegorczyk",
-      "avatar_url": "https://avatars.githubusercontent.com/u/47832176?v=4",
-      "profile": "https://github.com/michalgrzegorczyk-dev",
-      "contributions": [
-        "doc"
-      ]
-    },
     {
       "login": "tamim36",
       "name": "Tamim Arefin Anik",
@@ -372,6 +363,15 @@
       "contributions": [
         "bug"
       ]
+    },
+    {
+      "login": "Banderstadt",
+      "name": "Vasyl Zadorozhnyi",
+      "avatar_url": "https://avatars.githubusercontent.com/u/24597998?v=4",
+      "profile": "https://github.com/Banderstadt",
+      "contributions": [
+        "bug"
+      ]
     }
   ],
   "contributorsPerLine": 7,
diff --git a/README.md b/README.md
index f3802e918..28b29ca92 100644
--- a/README.md
+++ b/README.md
@@ -81,6 +81,7 @@ Check [all 61 challenges](https://angular-challenges.vercel.app/)
       <td align="center" valign="top" width="14.28%"><a href="https://github.com/WhoisBsa"><img src="https://avatars.githubusercontent.com/u/36895235?v=4?s=100" width="100px;" alt="Matheus B."/><br /><sub><b>Matheus B.</b></sub></a><br /><a href="https://github.com/tomalaforge/angular-challenges/issues?q=author%3AWhoisBsa" title="Bug reports">🐛</a></td>
       <td align="center" valign="top" width="14.28%"><a href="https://sourcerer.io/stefh"><img src="https://avatars.githubusercontent.com/u/249938?v=4?s=100" width="100px;" alt="Stef Heyenrath"/><br /><sub><b>Stef Heyenrath</b></sub></a><br /><a href="https://github.com/tomalaforge/angular-challenges/commits?author=StefH" title="Documentation">📖</a></td>
       <td align="center" valign="top" width="14.28%"><a href="https://github.com/mathisvester"><img src="https://avatars.githubusercontent.com/u/26164587?v=4?s=100" width="100px;" alt="mathisvester"/><br /><sub><b>mathisvester</b></sub></a><br /><a href="https://github.com/tomalaforge/angular-challenges/issues?q=author%3Amathisvester" title="Bug reports">🐛</a></td>
+      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Banderstadt"><img src="https://avatars.githubusercontent.com/u/24597998?v=4?s=100" width="100px;" alt="Vasyl Zadorozhnyi"/><br /><sub><b>Vasyl Zadorozhnyi</b></sub></a><br /><a href="https://github.com/tomalaforge/angular-challenges/issues?q=author%3ABanderstadt" title="Bug reports">🐛</a></td>
     </tr>
   </tbody>
   <tfoot>