diff --git a/package.json b/package.json
index da58afd..51d659b 100644
--- a/package.json
+++ b/package.json
@@ -21,7 +21,7 @@
     "bignumber.js": "^4.0.3",
     "got": "^7.1.0",
     "json2typescript": "^1.0.2",
-    "query-string": "^5.0.0",
+    "query-string": "^6.0.0",
     "retry-promise-typescript": "^1.0.5",
     "tslib": "^1.7.1"
   },