diff --git a/server/web3service/app.js b/server/web3service/app.js
index 1f74ba5..e5ee0e9 100644
--- a/server/web3service/app.js
+++ b/server/web3service/app.js
@@ -4,7 +4,6 @@ const config = require('j7/config');
 
 event.addListener(event.APP_INITIALIZED_EVENT, async () => {
   await require('./metadata/factory').init();
-  await require('./blockchain').init();
   await require('./middlewares/factory').init();
   await require('./controllers/factory').init();
   await require('./models/factory').init();
diff --git a/server/web3service/services/factory.js b/server/web3service/services/factory.js
index 89feea5..75fe851 100644
--- a/server/web3service/services/factory.js
+++ b/server/web3service/services/factory.js
@@ -22,7 +22,7 @@ async function addSingle(clsName, modName) {
 }
 
 async function init() {
-  await Add("BlockChain", 'blockchain');
+  await add("BlockChain", 'blockchain');
 }
 
 function create(name, session) {