diff --git a/src/config/repoAccess.ts b/src/config/repoAccess.ts
index 1631db1..30c3bb6 100644
--- a/src/config/repoAccess.ts
+++ b/src/config/repoAccess.ts
@@ -449,6 +449,18 @@ export const REPOSITORY_ACCESS: RepositoryAccess[] = [
       { team: 'agents-wg', permission: 'admin' },
     ],
   },
+  {
+    repository: 'experimental-ext-filesystems',
+    settings: {
+      description:
+        'Experimental MCP extension for filesystem operations on Resources. Maintained by the Filesystems Working Group.',
+    },
+    teams: [
+      { team: 'core-maintainers', permission: 'admin' },
+      { team: 'moderators', permission: 'maintain' },
+      { team: 'filesystems-wg', permission: 'admin' },
+    ],
+  },
   {
     repository: 'maintainer-docs',
     teams: [