diff --git a/app/observers/application_observer.rb b/app/observers/application_observer.rb
index 3bde5d67966f..21e827a1e749 100644
--- a/app/observers/application_observer.rb
+++ b/app/observers/application_observer.rb
@@ -1,7 +1,7 @@
 class ApplicationObserver < ActiveRecord::Observer
   def warned_user_ping(activity)
     if activity.user.warned == true
-      SlackBot.ping "@#{activity.user.username} just posted.\nThey've been warned since #{activity.user.roles.where(name: 'warned')[0].updated_at.strftime('%d %B %Y')}\nhttps://dev.to#{activity.path}",
+      SlackBot.delay.ping "@#{activity.user.username} just posted.\nThey've been warned since #{activity.user.roles.where(name: 'warned')[0].updated_at.strftime('%d %B %Y')}\nhttps://dev.to#{activity.path}",
               channel: "warned-user-activity",
               username: "sloan_watch_bot",
               icon_emoji: ":sloan:"