diff --git a/rslint.config.ts b/rslint.config.ts
index 5055b09..fe287f6 100644
--- a/rslint.config.ts
+++ b/rslint.config.ts
@@ -1,3 +1,12 @@
-import { defineConfig, ts } from '@rslint/core';
+import { defineConfig, js, ts } from '@rslint/core';
 
-export default defineConfig([ts.configs.recommended]);
+export default defineConfig([
+  js.configs.recommended,
+  ts.configs.recommended,
+  {
+    files: ['client/**/*', 'test/**/*'],
+    rules: {
+      'no-undef': 'off',
+    },
+  },
+]);