diff --git a/app/jobs/send_reply_job.rb b/app/jobs/send_reply_job.rb
index e892c189a..eec722e8d 100644
--- a/app/jobs/send_reply_job.rb
+++ b/app/jobs/send_reply_job.rb
@@ -2,17 +2,17 @@ class SendReplyJob < ApplicationJob
   queue_as :high
 
   CHANNEL_SERVICES = {
-    'Channel::TwitterProfile' => ::Twitter::SendOnTwitterService,
-    'Channel::TwilioSms' => ::Twilio::SendOnTwilioService,
-    'Channel::Line' => ::Line::SendOnLineService,
-    'Channel::Telegram' => ::Telegram::SendOnTelegramService,
-    'Channel::Whatsapp' => ::Whatsapp::SendOnWhatsappService,
-    'Channel::Sms' => ::Sms::SendOnSmsService,
-    'Channel::Instagram' => ::Instagram::SendOnInstagramService,
-    'Channel::Tiktok' => ::Tiktok::SendOnTiktokService,
-    'Channel::Email' => ::Email::SendOnEmailService,
-    'Channel::WebWidget' => ::Messages::SendEmailNotificationService,
-    'Channel::Api' => ::Messages::SendEmailNotificationService
+    'Channel::TwitterProfile' => '::Twitter::SendOnTwitterService',
+    'Channel::TwilioSms' => '::Twilio::SendOnTwilioService',
+    'Channel::Line' => '::Line::SendOnLineService',
+    'Channel::Telegram' => '::Telegram::SendOnTelegramService',
+    'Channel::Whatsapp' => '::Whatsapp::SendOnWhatsappService',
+    'Channel::Sms' => '::Sms::SendOnSmsService',
+    'Channel::Instagram' => '::Instagram::SendOnInstagramService',
+    'Channel::Tiktok' => '::Tiktok::SendOnTiktokService',
+    'Channel::Email' => '::Email::SendOnEmailService',
+    'Channel::WebWidget' => '::Messages::SendEmailNotificationService',
+    'Channel::Api' => '::Messages::SendEmailNotificationService'
   }.freeze
 
   def perform(message_id)
@@ -21,10 +21,10 @@ class SendReplyJob < ApplicationJob
 
     return send_on_facebook_page(message) if channel_name == 'Channel::FacebookPage'
 
-    service_class = CHANNEL_SERVICES[channel_name]
-    return unless service_class
+    service_class_name = CHANNEL_SERVICES[channel_name]
+    return unless service_class_name
 
-    service_class.new(message: message).perform
+    service_class_name.constantize.new(message: message).perform
   end
 
   private