diff --git a/package.json b/package.json
index c02bfcc..7cd44c7 100644
--- a/package.json
+++ b/package.json
@@ -7,7 +7,7 @@
     "d3": "^5.7.0",
     "history": "^4.7.2",
     "md5": "^2.2.1",
-    "query-string": "^6.2.0",
+    "query-string": "^5.1.1",
     "react": "latest",
     "react-dom": "latest",
     "react-intl": "^2.8.0",