diff --git a/app/instance-initializers/pusher.coffee b/app/instance-initializers/pusher.coffee
index a07b55fa..9afd0788 100644
--- a/app/instance-initializers/pusher.coffee
+++ b/app/instance-initializers/pusher.coffee
@@ -5,7 +5,7 @@ initialize = (data) ->
   application = data.application
 
   if config.pusher.key
-    application.pusher = new TravisPusher(config.pusher)
+    application.pusher = new TravisPusher(config.pusher, data.container.lookup('service:ajax'))
 
     application.register 'pusher:main', application.pusher, { instantiate: false }
 
diff --git a/app/utils/pusher.coffee b/app/utils/pusher.coffee
index 4a73443e..6d004b65 100644
--- a/app/utils/pusher.coffee
+++ b/app/utils/pusher.coffee
@@ -2,6 +2,7 @@
 
 TravisPusher = (config, ajaxService) ->
   @init(config, ajaxService)
+  TravisPusher.ajaxService = ajaxService
   this
 
 TravisPusher.prototype.active_channels = []
@@ -97,7 +98,6 @@ if ENV.pro
         channels.fetching = false
         callback(data.channels) for callback in channels.callbacks
 
-
   Pusher.getDefaultStrategy = (config) ->
     [
       [":def", "ws_options", {