diff --git a/app/javascript/packs/application.js b/app/javascript/packs/application.js
index c65ebed74..cee0d85bc 100644
--- a/app/javascript/packs/application.js
+++ b/app/javascript/packs/application.js
@@ -8,3 +8,5 @@ loadPolyfills().then(() => {
 }).catch(e => {
   console.error(e);
 });
+
+require('what-input');
diff --git a/package.json b/package.json
index 67396ccc3..e0092ba46 100644
--- a/package.json
+++ b/package.json
@@ -163,7 +163,8 @@
     "webpack-bundle-analyzer": "^3.1.0",
     "webpack-cli": "^3.2.3",
     "webpack-merge": "^4.2.1",
-    "websocket.js": "^0.1.12"
+    "websocket.js": "^0.1.12",
+    "what-input": "^4.3.1"
   },
   "devDependencies": {
     "babel-eslint": "^10.0.1",
diff --git a/yarn.lock b/yarn.lock
index 329216cdb..04d8916ba 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -9535,6 +9535,10 @@ websocket.js@^0.1.12:
   dependencies:
     backoff "^2.4.1"
 
+what-input@^4.3.1:
+  version "4.3.1"
+  resolved "https://registry.yarnpkg.com/what-input/-/what-input-4.3.1.tgz#b8ea7554ba1d9171887c4c6addf28185fec3d31d"
+
 whatwg-encoding@^1.0.1, whatwg-encoding@^1.0.3:
   version "1.0.5"
   resolved "https://registry.yarnpkg.com/whatwg-encoding/-/whatwg-encoding-1.0.5.tgz#5abacf777c32166a51d085d6b4f3e7d27113ddb0"