diff --git a/.all-contributorsrc b/.all-contributorsrc
index 7073020..327ce60 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -19,6 +19,20 @@
         "test"
       ]
     },
+    {
+      "login": "payam-zahedi",
+      "name": "Payam Zahedi",
+      "avatar_url": "https://avatars.githubusercontent.com/u/47558577?v=4",
+      "profile": "https://github.com/payam-zahedi",
+      "contributions": [
+        "code",
+        "doc",
+        "example",
+        "maintenance",
+        "review",
+        "test"
+      ]
+    },
     {
       "login": "makhosravi",
       "name": "Mohammad Ali Khosravi",
@@ -39,4 +53,4 @@
   "repoType": "github",
   "repoHost": "https://github.com",
   "skipCi": true
-}
+}
\ No newline at end of file
diff --git a/README.md b/README.md
index af7175f..156b9e9 100644
--- a/README.md
+++ b/README.md
@@ -307,6 +307,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
 <table>
   <tr>
     <td align="center"><a href="https://github.com/EhsanAramide"><img src="https://avatars.githubusercontent.com/u/72789505?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Ehsan Aramide</b></sub></a><br /><a href="https://github.com/persian-tools/dart-persian-tools/commits?author=EhsanAramide" title="Code">💻</a> <a href="https://github.com/persian-tools/dart-persian-tools/commits?author=EhsanAramide" title="Documentation">📖</a> <a href="#example-EhsanAramide" title="Examples">💡</a> <a href="#maintenance-EhsanAramide" title="Maintenance">🚧</a> <a href="https://github.com/persian-tools/dart-persian-tools/pulls?q=is%3Apr+reviewed-by%3AEhsanAramide" title="Reviewed Pull Requests">👀</a> <a href="https://github.com/persian-tools/dart-persian-tools/commits?author=EhsanAramide" title="Tests">⚠️</a></td>
+    <td align="center"><a href="https://github.com/payam-zahedi"><img src="https://avatars.githubusercontent.com/u/47558577?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Payam Zahedi</b></sub></a><br /><a href="https://github.com/persian-tools/dart-persian-tools/commits?author=payam-zahedi" title="Code">💻</a> <a href="https://github.com/persian-tools/dart-persian-tools/commits?author=payam-zahedi" title="Documentation">📖</a> <a href="#example-payam-zahedi" title="Examples">💡</a> <a href="#maintenance-payam-zahedi" title="Maintenance">🚧</a> <a href="https://github.com/persian-tools/dart-persian-tools/pulls?q=is%3Apr+reviewed-by%3Apayam-zahedi" title="Reviewed Pull Requests">👀</a> <a href="https://github.com/persian-tools/dart-persian-tools/commits?author=payam-zahedi" title="Tests">⚠️</a></td>
     <td align="center"><a href="https://github.com/makhosravi"><img src="https://avatars.githubusercontent.com/u/25433936?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Mohammad Ali Khosravi</b></sub></a><br /><a href="https://github.com/persian-tools/dart-persian-tools/commits?author=makhosravi" title="Code">💻</a> <a href="https://github.com/persian-tools/dart-persian-tools/commits?author=makhosravi" title="Documentation">📖</a> <a href="#example-makhosravi" title="Examples">💡</a> <a href="https://github.com/persian-tools/dart-persian-tools/commits?author=makhosravi" title="Tests">⚠️</a> <a href="https://github.com/persian-tools/dart-persian-tools/pulls?q=is%3Apr+reviewed-by%3Amakhosravi" title="Reviewed Pull Requests">👀</a></td>
   </tr>
 </table>