diff --git a/app.json b/app.json
index 0ed11d7..e09d4c0 100644
--- a/app.json
+++ b/app.json
@@ -10,9 +10,6 @@
     "repository": "https://github.com/hackmdio/hackmd",
     "logo": "https://github.com/hackmdio/hackmd/raw/master/public/hackmd-icon-1024.png",
     "success_url": "/",
-    "scripts": {
-        "postdeploy": "./node_modules/.bin/sequelize db:migrate"
-    },
     "env": {
         "BUILD_ASSETS": {
             "description": "Our build script variable",
diff --git a/bin/heroku b/bin/heroku
index 1228b28..2472734 100755
--- a/bin/heroku
+++ b/bin/heroku
@@ -3,8 +3,6 @@
 set -e
 
 if [ "$BUILD_ASSETS" = true ]; then
-  BUILD_ASSETS=false npm install
-
   # setup config files
   cat << EOF > .sequelizerc
 var path = require('path');