diff --git a/agent.js b/agent.js
index 92b0d38..3906f83 100644
--- a/agent.js
+++ b/agent.js
@@ -1,5 +1,5 @@
 'use strict';
 
 module.exports = agent => {
-  require('./lib/loader')(agent);
+  if (agent.config.sequelize.agent) require('./lib/loader')(agent);
 };
diff --git a/app.js b/app.js
index 1d56502..80dfb1a 100644
--- a/app.js
+++ b/app.js
@@ -1,6 +1,6 @@
 'use strict';
 
 module.exports = app => {
-  require('./lib/loader')(app);
+  if (app.config.sequelize.app) require('./lib/loader')(app);
 };
 
diff --git a/config/config.default.js b/config/config.default.js
index 8fadc8a..92b429a 100644
--- a/config/config.default.js
+++ b/config/config.default.js
@@ -1,6 +1,9 @@
 'use strict';
 
 exports.sequelize = {
+  app: true,
+  agent: true,
+  
   dialect: 'mysql',
   database: '',
   host: 'localhost',