diff --git a/package.json b/package.json
index 4543a26..15aaaba 100644
--- a/package.json
+++ b/package.json
@@ -64,6 +64,6 @@
     "chai": "^3.2.0",
     "mocha": "^3.2.0",
     "multiline": "^1.0.2",
-    "supertest": "^3.0.0"
+    "supertest": "^4.0.2"
   }
 }