diff --git a/src/libs/routes/class.js b/src/libs/routes/class.js
index 741d691d384eac040d2b6ca8678f520497ddf425..b1a02c40c0c419de2181c8a701e90e4ef03e8722 100644
--- a/src/libs/routes/class.js
+++ b/src/libs/routes/class.js
@@ -18,6 +18,8 @@ const id2str = require(`${libs}/middlewares/id2str`);
 
 const config = require(`${libs}/config`); 
 
+const request = require(`request`);
+
 const cache = require('apicache').options({ debug: config.debug, statusCodes: {include: [200]} }).middleware;
 
 let rqfCount = new ReqQueryFields();
diff --git a/src/libs/routes/enrollment.js b/src/libs/routes/enrollment.js
index 5686779c1137646d3a65197525d5a2e5a0c475f1..f67c4c9d2bdda7a0ba4e610f605d20fc7f037aab 100644
--- a/src/libs/routes/enrollment.js
+++ b/src/libs/routes/enrollment.js
@@ -18,6 +18,8 @@ const id2str = require(`${libs}/middlewares/id2str`);
 
 const config = require(`${libs}/config`); 
 
+const request = require(`request`);
+
 const cache = require('apicache').options({ debug: config.debug, statusCodes: {include: [200]} }).middleware;
 
 enrollmentApp.use(cache('15 day'));
diff --git a/src/libs/routes/teacher.js b/src/libs/routes/teacher.js
index 4fc2c5c7aed0b331db69063f6ea91f62082b61f3..d1d8267aa46711a5fa05d62fd2fbd0c6f0c328fe 100644
--- a/src/libs/routes/teacher.js
+++ b/src/libs/routes/teacher.js
@@ -18,6 +18,8 @@ const id2str = require(`${libs}/middlewares/id2str`);
 
 const config = require(`${libs}/config`); 
 
+const request = require(`request`);
+
 const cache = require('apicache').options({ debug: config.debug, statusCodes: {include: [200]}  }).middleware;
 
 let rqf = new ReqQueryFields();