diff --git a/composer.json b/composer.json
index 034e34885..0d4646969 100644
--- a/composer.json
+++ b/composer.json
@@ -82,7 +82,8 @@
     "maatwebsite/excel": "*",
     "google/recaptcha": "1.2.*",
     "sentry/sentry-laravel": "*",
-    "composer/composer": "^1.10"
+    "composer/composer": "^1.10",
+    "pusher/pusher-php-server": "^5.0"
   },
   "require-dev": {
     "filp/whoops": "~2.0",