diff --git a/package.json b/package.json
index 7253723..8473fe4 100644
--- a/package.json
+++ b/package.json
@@ -40,6 +40,7 @@
     "node-fetch": "^2.6.1",
     "pg": "^8.9.0",
     "postcss-preset-env": "^6.7.0",
+    "querystring-es3": "^0.2.1",
     "rfc4648": "^1.4.0",
     "string-template": "^1.0.0"
   },
diff --git a/webpack.config.js b/webpack.config.js
index 2704073..0c41789 100644
--- a/webpack.config.js
+++ b/webpack.config.js
@@ -41,6 +41,7 @@ module.exports = {
     },
     resolve: {
         extensions: ['.ts', '.js'],
+        fallback: { "querystring": require.resolve("querystring-es3") }
     },
     plugins: [
         new CleanWebpackPlugin({ cleanStaleWebpackAssets: false }),
diff --git a/yarn.lock b/yarn.lock
index 2c01485..4b53dba 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5675,6 +5675,11 @@ qs@~6.5.2:
   resolved "https://registry.yarnpkg.com/qs/-/qs-6.5.3.tgz#3aeeffc91967ef6e35c0e488ef46fb296ab76aad"
   integrity sha512-qxXIEh4pCGfHICj1mAJQ2/2XVZkjCDTcEgfoSQxc/fYivUZxTkk7L3bDBJSoNrEzXI17oUO5Dp07ktqE5KzczA==
 
+querystring-es3@^0.2.1:
+  version "0.2.1"
+  resolved "https://registry.yarnpkg.com/querystring-es3/-/querystring-es3-0.2.1.tgz#9ec61f79049875707d69414596fd907a4d711e73"
+  integrity sha512-773xhDQnZBMFobEiztv8LIl70ch5MSF/jUQVlhwFyBILqq96anmoctVIYz+ZRp0qbCKATTn6ev02M3r7Ga5vqA==
+
 querystringify@^2.1.1:
   version "2.2.0"
   resolved "https://registry.yarnpkg.com/querystringify/-/querystringify-2.2.0.tgz#3345941b4153cb9d082d8eee4cda2016a9aef7f6"