diff --git a/package.json b/package.json
index 1e3fc19a..4a583acb 100644
--- a/package.json
+++ b/package.json
@@ -40,7 +40,7 @@
   "dependencies": {
     "aliyun-oss-upload-stream": "^1.3.0",
     "aliyun-sdk": "^1.11.10",
-    "aws-sdk": "^2.7.0",
+    "aws-sdk": "^2.1401.0",
     "bcryptjs": "^2.3.0",
     "bluebird": "^3.4.1",
     "body-parser": "^1.15.2",
@@ -56,7 +56,7 @@
     "i18n": "^0.8.3",
     "jschardet": "^1.6.0",
     "jsonwebtoken": "^8.2.0",
-    "lodash": "^4.17.5",
+    "lodash": "^4.17.23",
     "log4js": "^3.0.5",
     "markdown-it": "^8.0.1",
     "moment": "^2.14.1",
@@ -70,7 +70,7 @@
     "recursive-readdir": "^2.1.1",
     "redis": "^2.6.2",
     "request": "^2.72.0",
-    "sequelize": "^4.37.1",
+    "sequelize": "^6.1.0",
     "serve-favicon": "^2.4.0",
     "slash": "^2.0.0",
     "validator": "^10.6.0",