diff --git a/.all-contributorsrc b/.all-contributorsrc
index 6167af2..ca87064 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -17,7 +17,9 @@
       "profile": "https://1023.io",
       "contributions": [
         "code",
-        "example"
+        "example",
+        "doc",
+        "bug"
       ]
     },
     {
@@ -27,7 +29,10 @@
       "profile": "http://www.jingwen-zhu.com",
       "contributions": [
         "example",
-        "doc"
+        "doc",
+        "bug",
+        "blog",
+        "tutorial"
       ]
     },
     {
@@ -37,7 +42,10 @@
       "profile": "https://github.com/tigoe",
       "contributions": [
         "example",
-        "doc"
+        "doc",
+        "bug",
+        "blog",
+        "tutorial"
       ]
     },
     {
diff --git a/README.md b/README.md
index a2f590d..5c89ac1 100644
--- a/README.md
+++ b/README.md
@@ -53,9 +53,9 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
 <!-- markdownlint-disable -->
 <table>
   <tr>
-    <td align="center"><a href="https://1023.io"><img src="https://avatars3.githubusercontent.com/u/8662372?v=4" width="100px;" alt=""/><br /><sub><b>Yining Shi</b></sub></a><br /><a href="https://github.com/ITPNYU/p5.ble.js/commits?author=yining1023" title="Code">💻</a> <a href="#example-yining1023" title="Examples">💡</a></td>
-    <td align="center"><a href="http://www.jingwen-zhu.com"><img src="https://avatars1.githubusercontent.com/u/5662216?v=4" width="100px;" alt=""/><br /><sub><b>Jingwen Zhu</b></sub></a><br /><a href="#example-ZhuJingwen" title="Examples">💡</a> <a href="https://github.com/ITPNYU/p5.ble.js/commits?author=ZhuJingwen" title="Documentation">📖</a></td>
-    <td align="center"><a href="https://github.com/tigoe"><img src="https://avatars3.githubusercontent.com/u/380575?v=4" width="100px;" alt=""/><br /><sub><b>Tom Igoe</b></sub></a><br /><a href="#example-tigoe" title="Examples">💡</a> <a href="https://github.com/ITPNYU/p5.ble.js/commits?author=tigoe" title="Documentation">📖</a></td>
+    <td align="center"><a href="https://1023.io"><img src="https://avatars3.githubusercontent.com/u/8662372?v=4" width="100px;" alt=""/><br /><sub><b>Yining Shi</b></sub></a><br /><a href="https://github.com/ITPNYU/p5.ble.js/commits?author=yining1023" title="Code">💻</a> <a href="#example-yining1023" title="Examples">💡</a> <a href="https://github.com/ITPNYU/p5.ble.js/commits?author=yining1023" title="Documentation">📖</a> <a href="https://github.com/ITPNYU/p5.ble.js/issues?q=author%3Ayining1023" title="Bug reports">🐛</a></td>
+    <td align="center"><a href="http://www.jingwen-zhu.com"><img src="https://avatars1.githubusercontent.com/u/5662216?v=4" width="100px;" alt=""/><br /><sub><b>Jingwen Zhu</b></sub></a><br /><a href="#example-ZhuJingwen" title="Examples">💡</a> <a href="https://github.com/ITPNYU/p5.ble.js/commits?author=ZhuJingwen" title="Documentation">📖</a> <a href="https://github.com/ITPNYU/p5.ble.js/issues?q=author%3AZhuJingwen" title="Bug reports">🐛</a> <a href="#blog-ZhuJingwen" title="Blogposts">📝</a> <a href="#tutorial-ZhuJingwen" title="Tutorials">✅</a></td>
+    <td align="center"><a href="https://github.com/tigoe"><img src="https://avatars3.githubusercontent.com/u/380575?v=4" width="100px;" alt=""/><br /><sub><b>Tom Igoe</b></sub></a><br /><a href="#example-tigoe" title="Examples">💡</a> <a href="https://github.com/ITPNYU/p5.ble.js/commits?author=tigoe" title="Documentation">📖</a> <a href="https://github.com/ITPNYU/p5.ble.js/issues?q=author%3Atigoe" title="Bug reports">🐛</a> <a href="#blog-tigoe" title="Blogposts">📝</a> <a href="#tutorial-tigoe" title="Tutorials">✅</a></td>
     <td align="center"><a href="http://www.honnet.eu"><img src="https://avatars2.githubusercontent.com/u/642787?v=4" width="100px;" alt=""/><br /><sub><b>Cédric</b></sub></a><br /><a href="https://github.com/ITPNYU/p5.ble.js/commits?author=honnet" title="Code">💻</a></td>
     <td align="center"><a href="https://github.com/sandeepmistry"><img src="https://avatars1.githubusercontent.com/u/1163840?v=4" width="100px;" alt=""/><br /><sub><b>Sandeep Mistry</b></sub></a><br /><a href="#example-sandeepmistry" title="Examples">💡</a></td>
   </tr>
diff --git a/package.json b/package.json
index 27d2937..8c02d51 100644
--- a/package.json
+++ b/package.json
@@ -30,15 +30,16 @@
   },
   "homepage": "https://github.com/ITPNYU/p5.ble.js#readme",
   "devDependencies": {
+    "all-contributors-cli": "^6.11.1",
     "babel-cli": "6.26.0",
     "babel-core": "6.26.3",
     "babel-loader": "7.1.5",
-    "babel-preset-es2015": "6.24.1",
-    "babel-preset-stage-2": "6.24.1",
-    "babel-register": "6.26.0",
     "babel-plugin-transform-object-rest-spread": "^6.26.0",
     "babel-plugin-transform-runtime": "^6.23.0",
     "babel-preset-env": "1.6.1",
+    "babel-preset-es2015": "6.24.1",
+    "babel-preset-stage-2": "6.24.1",
+    "babel-register": "6.26.0",
     "eslint": "5.11.1",
     "eslint-config-airbnb-base": "13.1.0",
     "eslint-loader": "2.0.0",