diff --git a/package.json b/package.json
index 7fd81b9..ae91fda 100644
--- a/package.json
+++ b/package.json
@@ -8,12 +8,12 @@
     "co-exec": "^1.1.0",
     "co-request": "^1.0.0",
     "js-yaml": "^3.6.1",
-    "koa": "^1.2.4",
-    "koa-bodyparser": "^2.2.0",
+    "koa": "^1.4.1",
+    "koa-bodyparser": "^2.4.0",
     "koa-compress": "^1.0.9",
     "koa-request": "^1.0.0",
     "koa-router": "^5.4.0",
-    "lodash": "^4.16.2",
+    "lodash": "^4.17.5",
     "node-fetch": "^1.6.3",
     "request-debug": "^0.2.0",
     "request-promise": "^4.1.1"