diff --git a/.all-contributorsrc b/.all-contributorsrc
index 146db3fc..486de91c 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -268,6 +268,15 @@
       "contributions": [
         "code"
       ]
+    },
+    {
+      "login": "SergeAstapov",
+      "name": "Sergey Astapov",
+      "avatar_url": "https://avatars.githubusercontent.com/u/322983?v=4",
+      "profile": "https://github.com/SergeAstapov",
+      "contributions": [
+        "code"
+      ]
     }
   ],
   "contributorsPerLine": 7,
diff --git a/README.md b/README.md
index bc8c678d..975d14f6 100644
--- a/README.md
+++ b/README.md
@@ -236,6 +236,9 @@ Thanks goes to these wonderful people:
     <td align="center"><a href="https://github.com/ljknight"><img src="https://avatars.githubusercontent.com/u/11436149?v=4" width="100px;" alt=""/><br /><sub><b>Laura Knight</b></sub></a></td>
     <td align="center"><a href="https://betocantu93.com/"><img src="https://avatars.githubusercontent.com/u/9092644?v=4" width="100px;" alt=""/><br /><sub><b>Alberto Cantú Gómez</b></sub></a></td>
   </tr>
+  <tr>
+    <td align="center"><a href="https://github.com/SergeAstapov"><img src="https://avatars.githubusercontent.com/u/322983?v=4" width="100px;" alt=""/><br /><sub><b>Sergey Astapov</b></sub></a></td>
+  </tr>
 </table>
 
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