diff --git a/.config/example.yml b/.config/example.yml
index a4f3c0036e..ce092a08f3 100644
--- a/.config/example.yml
+++ b/.config/example.yml
@@ -123,6 +123,7 @@ drive:
 # google_maps_api_key: example-google-maps-api-key
 
 # Twitter integration
+# You need to set the oauth callback url as : https://<your-misskey-instance>/api/tw/cb
 # twitter:
 #   consumer_key: example-twitter-consumer-key
 #   consumer_secret: example-twitter-consumer-secret-key
diff --git a/docs/setup.en.md b/docs/setup.en.md
index 56632cc361..73ea636390 100644
--- a/docs/setup.en.md
+++ b/docs/setup.en.md
@@ -62,6 +62,13 @@ npm install web-push -g
 web-push generate-vapid-keys
 ```
 
+*(optional)* Create a twitter application
+----------------------------------------------------------------
+If you want to enable the twitter integration, you need to create a twitter app at [apps.twitter.com](https://apps.twitter.com/).
+
+In the app you need to set the oauth callback url as : https://misskey-instance/api/tw/cb
+
+
 *5.* Make configuration file
 ----------------------------------------------------------------
 1. `cp .config/example.yml .config/default.yml` Copy the `.config/example.yml` and rename it to `default.yml`.
diff --git a/package.json b/package.json
index 80c0bc53c2..61820c76f0 100644
--- a/package.json
+++ b/package.json
@@ -58,9 +58,9 @@
 		"@types/minio": "6.0.2",
 		"@types/mkdirp": "0.5.2",
 		"@types/mocha": "5.2.3",
-		"@types/mongodb": "3.1.3",
+		"@types/mongodb": "3.1.4",
 		"@types/ms": "0.7.30",
-		"@types/node": "10.5.8",
+		"@types/node": "10.7.0",
 		"@types/portscanner": "2.1.0",
 		"@types/pug": "2.0.4",
 		"@types/qrcode": "1.2.0",
@@ -80,7 +80,7 @@
 		"@types/webpack": "4.4.9",
 		"@types/webpack-stream": "3.2.10",
 		"@types/websocket": "0.0.39",
-		"@types/ws": "5.1.2",
+		"@types/ws": "6.0.0",
 		"animejs": "2.2.0",
 		"autosize": "4.0.2",
 		"autwh": "0.1.0",
@@ -153,7 +153,7 @@
 		"mkdirp": "0.5.1",
 		"mocha": "5.2.0",
 		"moji": "0.5.1",
-		"mongodb": "3.1.2",
+		"mongodb": "3.1.3",
 		"monk": "6.0.6",
 		"ms": "2.1.1",
 		"nan": "2.10.0",
@@ -210,7 +210,7 @@
 		"vue-json-tree-view": "2.1.4",
 		"vue-loader": "15.3.0",
 		"vue-router": "3.0.1",
-		"vue-style-loader": "4.1.1",
+		"vue-style-loader": "4.1.2",
 		"vue-template-compiler": "2.5.17",
 		"vuedraggable": "2.16.0",
 		"vuex": "3.0.1",