diff --git a/app/models/integrations/app.rb b/app/models/integrations/app.rb
index 03d110cec..b8fd61827 100644
--- a/app/models/integrations/app.rb
+++ b/app/models/integrations/app.rb
@@ -40,7 +40,8 @@ class Integrations::App
   def action
     case params[:id]
     when 'slack'
-      "#{params[:action]}&client_id=#{ENV.fetch('SLACK_CLIENT_ID', nil)}&redirect_uri=#{self.class.slack_integration_url}"
+      client_id = GlobalConfigService.load('SLACK_CLIENT_ID', nil)
+      "#{params[:action]}&client_id=#{client_id}&redirect_uri=#{self.class.slack_integration_url}"
     when 'linear'
       build_linear_action
     when 'github'