diff --git a/.all-contributorsrc b/.all-contributorsrc
index 879edb18c..f4ac582b0 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -175,6 +175,16 @@
         "example",
         "test"
       ]
+    },
+    {
+      "login": "sisp",
+      "name": "Sigurd Spieckermann",
+      "avatar_url": "https://avatars1.githubusercontent.com/u/2206639?v=4",
+      "profile": "https://github.com/sisp",
+      "contributions": [
+        "bug",
+        "code"
+      ]
     }
   ],
   "contributorsPerLine": 7,
diff --git a/README.md b/README.md
index 7c2877f85..30c347fd1 100644
--- a/README.md
+++ b/README.md
@@ -532,6 +532,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
   </tr>
   <tr>
     <td align="center"><a href="https://kylemh.com"><img src="https://avatars1.githubusercontent.com/u/9523719?v=4" width="100px;" alt=""/><br /><sub><b>Kyle Holmberg</b></sub></a><br /><a href="https://github.com/jaredpalmer/tsdx/commits?author=kylemh" title="Code">💻</a> <a href="#example-kylemh" title="Examples">💡</a> <a href="https://github.com/jaredpalmer/tsdx/commits?author=kylemh" title="Tests">⚠️</a></td>
+    <td align="center"><a href="https://github.com/sisp"><img src="https://avatars1.githubusercontent.com/u/2206639?v=4" width="100px;" alt=""/><br /><sub><b>Sigurd Spieckermann</b></sub></a><br /><a href="https://github.com/jaredpalmer/tsdx/issues?q=author%3Asisp" title="Bug reports">🐛</a> <a href="https://github.com/jaredpalmer/tsdx/commits?author=sisp" title="Code">💻</a></td>
   </tr>
 </table>