diff --git a/package.json b/package.json
index 7a219c3..225d4bc 100644
--- a/package.json
+++ b/package.json
@@ -30,7 +30,7 @@
   },
   "devDependencies": {
     "chai": "^3.5.0",
-    "chai-as-promised": "^6.0.0",
+    "chai-as-promised": "^7.1.1",
     "eslint": "^3.11.1",
     "eslint-config-hexo": "^1.0.3",
     "istanbul": "^0.4.5",