diff --git a/.all-contributorsrc b/.all-contributorsrc
index 7902a77..043c781 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -1,28 +1,38 @@
 {
-    "projectName": "use-timer",
-    "projectOwner": "bradgarropy",
-    "repoType": "github",
-    "repoHost": "https://github.com",
-    "files": [
-        "readme.md",
-        "contributing.md"
-    ],
-    "imageSize": 100,
-    "contributorsPerLine": 7,
-    "contributorsSortAlphabetically": false,
-    "skipCi": false,
-    "contributors": [
-        {
-            "login": "bradgarropy",
-            "name": "Brad Garropy",
-            "avatar_url": "https://avatars.githubusercontent.com/u/11336745?v=4",
-            "profile": "https://bradgarropy.com",
-            "contributions": [
-                "code",
-                "doc",
-                "test",
-                "infra"
-            ]
-        }
-    ]
+  "projectName": "use-timer",
+  "projectOwner": "bradgarropy",
+  "repoType": "github",
+  "repoHost": "https://github.com",
+  "files": [
+    "readme.md",
+    "contributing.md"
+  ],
+  "imageSize": 100,
+  "contributorsPerLine": 7,
+  "contributorsSortAlphabetically": false,
+  "skipCi": false,
+  "contributors": [
+    {
+      "login": "bradgarropy",
+      "name": "Brad Garropy",
+      "avatar_url": "https://avatars.githubusercontent.com/u/11336745?v=4",
+      "profile": "https://bradgarropy.com",
+      "contributions": [
+        "code",
+        "doc",
+        "test",
+        "infra"
+      ]
+    },
+    {
+      "login": "sapter",
+      "name": "Sam Apter",
+      "avatar_url": "https://avatars.githubusercontent.com/u/29054106?v=4",
+      "profile": "https://github.com/sapter",
+      "contributions": [
+        "bug",
+        "doc"
+      ]
+    }
+  ]
 }
diff --git a/contributing.md b/contributing.md
index ed75862..855ba2d 100644
--- a/contributing.md
+++ b/contributing.md
@@ -93,6 +93,7 @@ I appreciate any and all types of contributions to this project! Contributors ar
 <table>
   <tr>
     <td align="center"><a href="https://bradgarropy.com"><img src="https://avatars.githubusercontent.com/u/11336745?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Brad Garropy</b></sub></a><br /><a href="https://github.com/bradgarropy/use-timer/commits?author=bradgarropy" title="Code">💻</a> <a href="https://github.com/bradgarropy/use-timer/commits?author=bradgarropy" title="Documentation">📖</a> <a href="https://github.com/bradgarropy/use-timer/commits?author=bradgarropy" title="Tests">⚠️</a> <a href="#infra-bradgarropy" title="Infrastructure (Hosting, Build-Tools, etc)">🚇</a></td>
+    <td align="center"><a href="https://github.com/sapter"><img src="https://avatars.githubusercontent.com/u/29054106?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Sam Apter</b></sub></a><br /><a href="https://github.com/bradgarropy/use-timer/issues?q=author%3Asapter" title="Bug reports">🐛</a> <a href="https://github.com/bradgarropy/use-timer/commits?author=sapter" title="Documentation">📖</a></td>
   </tr>
 </table>
 
diff --git a/readme.md b/readme.md
index 93e6ca0..5673a21 100644
--- a/readme.md
+++ b/readme.md
@@ -100,6 +100,7 @@ Each of the control functions are ignored in certain situations.
 <table>
   <tr>
     <td align="center"><a href="https://bradgarropy.com"><img src="https://avatars.githubusercontent.com/u/11336745?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Brad Garropy</b></sub></a><br /><a href="https://github.com/bradgarropy/use-timer/commits?author=bradgarropy" title="Code">💻</a> <a href="https://github.com/bradgarropy/use-timer/commits?author=bradgarropy" title="Documentation">📖</a> <a href="https://github.com/bradgarropy/use-timer/commits?author=bradgarropy" title="Tests">⚠️</a> <a href="#infra-bradgarropy" title="Infrastructure (Hosting, Build-Tools, etc)">🚇</a></td>
+    <td align="center"><a href="https://github.com/sapter"><img src="https://avatars.githubusercontent.com/u/29054106?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Sam Apter</b></sub></a><br /><a href="https://github.com/bradgarropy/use-timer/issues?q=author%3Asapter" title="Bug reports">🐛</a> <a href="https://github.com/bradgarropy/use-timer/commits?author=sapter" title="Documentation">📖</a></td>
   </tr>
 </table>