diff --git a/package.json b/package.json
index 23dca94..b78444b 100644
--- a/package.json
+++ b/package.json
@@ -35,7 +35,7 @@
     "express": "^4.16.2",
     "istanbul": "^0.4.5",
     "mocha": "^5.0.0",
-    "supertest": "^3.0.0"
+    "supertest": "^3.4.2"
   },
   "dependencies": {
     "lei-coroutine": "^1.6.3"