diff --git a/app/jobs/scheduled/poll_mailbox.rb b/app/jobs/scheduled/poll_mailbox.rb
index e0f4c852a87..9618220bc88 100644
--- a/app/jobs/scheduled/poll_mailbox.rb
+++ b/app/jobs/scheduled/poll_mailbox.rb
@@ -8,7 +8,7 @@ require_dependency 'email/message_builder'
 
 module Jobs
   class PollMailbox < Jobs::Scheduled
-    every 5.minutes
+    every SiteSetting.pop3s_polling_period_mins.minutes
     sidekiq_options retry: false
     include Email::BuildEmailHelper
 
diff --git a/config/locales/server.en.yml b/config/locales/server.en.yml
index 4795c82ba89..352f684f1f3 100644
--- a/config/locales/server.en.yml
+++ b/config/locales/server.en.yml
@@ -854,6 +854,7 @@ en:
 
     pop3s_polling_enabled: "Poll via POP3S for email replies"
     pop3s_polling_insecure: "Poll using plain text POP3 without SSL"
+    pop3s_polling_period_mins: "The period in minutes between checking the POP3S account for email"
     pop3s_polling_port: "The port to poll a POP3S account on"
     pop3s_polling_host: "The host to poll for email via POP3S"
     pop3s_polling_username: "The username for the POP3S account to poll for email"
diff --git a/config/site_settings.yml b/config/site_settings.yml
index 2c07c403087..b60a37d0dfe 100644
--- a/config/site_settings.yml
+++ b/config/site_settings.yml
@@ -361,6 +361,7 @@ email:
   reply_by_email_address: ''
   pop3s_polling_enabled: false
   pop3s_polling_insecure: false
+  pop3s_polling_period_mins: 5
   pop3s_polling_host: ''
   pop3s_polling_port: 995
   pop3s_polling_username: ''