diff --git a/javascript-client/package.json b/javascript-client/package.json
index f86d5d0..904f2c6 100644
--- a/javascript-client/package.json
+++ b/javascript-client/package.json
@@ -7,7 +7,7 @@
     "test": "./node_modules/mocha/bin/mocha --recursive"
   },
   "dependencies": {
-    "superagent": "1.7.1"
+    "superagent": "5.1.0"
   },
   "devDependencies": {
     "mocha": "~2.3.4",