diff --git a/package.json b/package.json
index 6180b13..11b6415 100644
--- a/package.json
+++ b/package.json
@@ -14,7 +14,7 @@
   "author": "Ber-Lin Lai <berlin.lai@gmail.com>",
   "license": "BSD",
   "dependencies": {
-    "collections": "^3.0.0",
+    "collections": "^5.1.2",
     "node-zip": "1.x"
   },
   "devDependencies": {