diff --git a/package-lock.json b/package-lock.json
index 5b985b5..42a7de6 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -89,11 +89,11 @@
       }
     },
     "config": {
-      "version": "1.31.0",
-      "resolved": "https://registry.npmjs.org/config/-/config-1.31.0.tgz",
-      "integrity": "sha512-Ep/l9Rd1J9IPueztJfpbOqVzuKHQh4ZODMNt9xqTYdBBNRXbV4oTu34kCkkfdRVcDq0ohtpaeXGgb+c0LQxFRA==",
+      "version": "3.3.8",
+      "resolved": "https://registry.npmjs.org/config/-/config-3.3.8.tgz",
+      "integrity": "sha512-rFzF6VESOdp7wAXFlB9IOZI4ouL05g3A03v2eRcTHj2JBQaTNJ40zhAUl5wRbWHqLZ+uqp/7OE0BWWtAVgrong==",
       "requires": {
-        "json5": "^1.0.1"
+        "json5": "^2.2.1"
       }
     },
     "content-disposition": {
@@ -251,12 +251,9 @@
       "integrity": "sha1-ihis/Kmo9Bd+Cav8YDiTmwXR7t8="
     },
     "json5": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/json5/-/json5-1.0.1.tgz",
-      "integrity": "sha512-aKS4WQjPenRxiQsC93MNfjx+nbF4PAdYzmd/1JIj8HYzqfbu86beTuNgXDzPknWk0n0uARlyewZo4s++ES36Ow==",
-      "requires": {
-        "minimist": "^1.2.0"
-      }
+      "version": "2.2.3",
+      "resolved": "https://registry.npmjs.org/json5/-/json5-2.2.3.tgz",
+      "integrity": "sha512-XmOWe7eyHYH14cLdVPoyg+GOH3rYX++KpzrylJwSW98t3Nk+U8XOl8FWKOgwtzdb8lXGf6zYwDUzeHMWfxasyg=="
     },
     "keygrip": {
       "version": "1.1.0",
@@ -398,11 +395,6 @@
         "mime-db": "~1.27.0"
       }
     },
-    "minimist": {
-      "version": "1.2.5",
-      "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.5.tgz",
-      "integrity": "sha512-FM9nNUYrRBAELZQT3xeZQ7fmMOBg6nWNmJKTcgsJeaLstP/UODVpGsr5OhXhhXg6f+qtJ8uiZ+PUxkDWcgIXLw=="
-    },
     "mongodb": {
       "version": "2.2.36",
       "resolved": "https://registry.npmjs.org/mongodb/-/mongodb-2.2.36.tgz",
diff --git a/package.json b/package.json
index da841e1..a24349a 100644
--- a/package.json
+++ b/package.json
@@ -10,7 +10,7 @@
   "author": "ghust1995",
   "license": "ISC",
   "dependencies": {
-    "config": "^1.31.0",
+    "config": "^3.3.8",
     "koa": "^2.13.0",
     "koa-bodyparser": "^3.2.0",
     "koa-router": "^7.4.0",