diff --git a/package.json b/package.json
index 9eb5e03..fece9a6 100644
--- a/package.json
+++ b/package.json
@@ -83,7 +83,7 @@
     "object-to-formdata": "^4.5.1",
     "openapi-types": "^12.1.3",
     "prettier": "^3.2.5",
-    "qs": "^6.12.3",
+    "query-string": "^9.0.0",
     "tsx": "^4.16.2",
     "yaml": "^2.4.5"
   },
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 6c16a69..1dae3b7 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -23,9 +23,9 @@ importers:
       prettier:
         specifier: ^3.2.5
         version: 3.2.5
-      qs:
-        specifier: ^6.12.3
-        version: 6.12.3
+      query-string:
+        specifier: ^9.0.0
+        version: 9.0.0
       tsx:
         specifier: ^4.16.2
         version: 4.16.2
@@ -2412,6 +2412,10 @@ packages:
       supports-color:
         optional: true
 
+  decode-uri-component@0.4.1:
+    resolution: {integrity: sha512-+8VxcR21HhTy8nOt6jf20w0c9CADrw1O8d+VZ/YzzCt4bJ3uBjw+D1q2osAB8RnpwwaeYBxy0HyKQxD5JBMuuQ==}
+    engines: {node: '>=14.16'}
+
   decompress-response@6.0.0:
     resolution: {integrity: sha512-aW35yZM6Bb/4oJlZncMH2LCoZtJXTRxES17vE3hoRiowU2kWHaJKFkSBDnDR+cm9J+9QhXmREyIfv0pji9ejCQ==}
     engines: {node: '>=10'}
@@ -2650,6 +2654,10 @@ packages:
     resolution: {integrity: sha512-qOo9F+dMUmC2Lcb4BbVvnKJxTPjCm+RRpe4gDuGrzkL7mEVl/djYSu2OdQ2Pa302N4oqkSg9ir6jaLWJ2USVpQ==}
     engines: {node: '>=8'}
 
+  filter-obj@5.1.0:
+    resolution: {integrity: sha512-qWeTREPoT7I0bifpPUXtxkZJ1XJzxWtfoWWkdVGqa+eCr3SHW/Ocp89o8vLvbUuQnadybJpjOKu4V+RwO6sGng==}
+    engines: {node: '>=14.16'}
+
   find-cache-dir@2.1.0:
     resolution: {integrity: sha512-Tq6PixE0w/VMFfCgbONnkiQIVol/JJL7nRMi20fqzA4NRs9AfeqMGeRdPi3wIhYkxjeBaWh2rxwapn5Tu3IqOQ==}
     engines: {node: '>=6'}
@@ -3803,6 +3811,10 @@ packages:
     resolution: {integrity: sha512-AWJm14H1vVaO/iNZ4/hO+HyaTehuy9nRqVdkTqlJt0HWvBiBIEXFmb4C0DGeYo3Xes9rrEW+TxHsaigCbN5ICQ==}
     engines: {node: '>=0.6'}
 
+  query-string@9.0.0:
+    resolution: {integrity: sha512-4EWwcRGsO2H+yzq6ddHcVqkCQ2EFUSfDMEjF8ryp8ReymyZhIuaFRGLomeOQLkrzacMHoyky2HW0Qe30UbzkKw==}
+    engines: {node: '>=18'}
+
   queue-microtask@1.2.3:
     resolution: {integrity: sha512-NuaNSa6flKT5JaSYQzJok04JzTL1CA6aGhv5rfLW3PgqA+M2ChpZQnAC8h8i4ZFkBS8X5RqkDBHA7r4hej3K9A==}
 
@@ -4087,6 +4099,10 @@ packages:
   spdx-license-ids@3.0.18:
     resolution: {integrity: sha512-xxRs31BqRYHwiMzudOrpSiHtZ8i/GeionCBDSilhYRj+9gIcI8wCZTlXZKu9vZIVqViP3dcp9qE5G6AlIaD+TQ==}
 
+  split-on-first@3.0.0:
+    resolution: {integrity: sha512-qxQJTx2ryR0Dw0ITYyekNQWpz6f8dGd7vffGNflQQ3Iqj9NJ6qiZ7ELpZsJ/QBhIVAiDfXdag3+Gp8RvWa62AA==}
+    engines: {node: '>=12'}
+
   split2@4.2.0:
     resolution: {integrity: sha512-UcjcJOWknrNkF6PLX83qcHM6KHgVKNkV62Y8a5uYDVv9ydGQVwAHMKqHdJje1VTWpljG0WYpCDhrCdAOYH4TWg==}
     engines: {node: '>= 10.x'}
@@ -7014,6 +7030,8 @@ snapshots:
     dependencies:
       ms: 2.1.2
 
+  decode-uri-component@0.4.1: {}
+
   decompress-response@6.0.0:
     dependencies:
       mimic-response: 3.1.0
@@ -7382,6 +7400,8 @@ snapshots:
     dependencies:
       to-regex-range: 5.0.1
 
+  filter-obj@5.1.0: {}
+
   find-cache-dir@2.1.0:
     dependencies:
       commondir: 1.0.1
@@ -8470,6 +8490,12 @@ snapshots:
     dependencies:
       side-channel: 1.0.6
 
+  query-string@9.0.0:
+    dependencies:
+      decode-uri-component: 0.4.1
+      filter-obj: 5.1.0
+      split-on-first: 3.0.0
+
   queue-microtask@1.2.3: {}
 
   quick-lru@5.1.1: {}
@@ -8798,6 +8824,8 @@ snapshots:
 
   spdx-license-ids@3.0.18: {}
 
+  split-on-first@3.0.0: {}
+
   split2@4.2.0: {}
 
   sprintf-js@1.1.3: {}
diff --git a/src/utils.ts b/src/utils.ts
index 582596d..7b8eaf9 100644
--- a/src/utils.ts
+++ b/src/utils.ts
@@ -1,4 +1,4 @@
-import qs from 'qs';
+import qs from 'query-string';
 import objectToFormData from 'object-to-formdata';
 
 export const utils = {
@@ -8,7 +8,7 @@ export const utils = {
   uriConcatQuery(uri: string, query: Record<string, any> | undefined) {
     if (!query) return uri;
 
-    const querystring = qs.stringify(query);
+    const querystring = qs.stringify(query, { arrayFormat: 'bracket' });
     if (!querystring) return uri;
 
     if (uri.includes('?')) {
diff --git a/test/util.test.ts b/test/util.test.ts
new file mode 100644
index 0000000..1ac2551
--- /dev/null
+++ b/test/util.test.ts
@@ -0,0 +1,19 @@
+import { expect, test } from 'vitest';
+import { utils } from '../src/utils';
+
+test('查询字符串', () => {
+  const result = utils.uriConcatQuery('/users', {
+    foo: ['bar', 'baz'],
+    age: 3,
+  });
+  expect(result).toMatchInlineSnapshot(`"/users?age=3&foo[]=bar&foo[]=baz"`);
+});
+
+test('拼接符号', () => {
+  expect(utils.uriConcatQuery('/users?', { foo: 'bar' })).toMatchInlineSnapshot(
+    `"/users?foo=bar"`,
+  );
+  expect(utils.uriConcatQuery('/users?ok', { foo: 'bar' })).toMatchInlineSnapshot(
+    `"/users?ok&foo=bar"`,
+  );
+});