diff --git a/src/proxyScripts/proxy.js b/src/proxyScripts/proxy.js
index 6f06b9f..c4a21ba 100644
--- a/src/proxyScripts/proxy.js
+++ b/src/proxyScripts/proxy.js
@@ -25,9 +25,8 @@
  *
  * Structure:
  *   Section 1: Authentication (Service Account JWT)
- *   Section 2: Request Queue (FIFO)
- *   Section 3: Drive API Client
- *   Section 4: Request Handling & Routing
+ *   Section 2: Drive API Client
+ *   Section 3: Request Handling & Routing
  *
  * @module proxy
  */
@@ -104,58 +103,7 @@ async function getAccessTokenCached() {
 }
 
 // =============================================================================
-// Section 2: Request Queue (FIFO)
-// =============================================================================
-
-/**
- * FIFO Queue for sequential request processing
- * Prevents concurrent Drive API operations per specification
- */
-class RequestQueue {
-  constructor() {
-    this.queue = [];
-    this.processing = false;
-  }
-
-  async enqueue(handler) {
-    return new Promise((resolve, reject) => {
-      this.queue.push({ handler, resolve, reject });
-      if (!this.processing) this._processNext();
-    });
-  }
-
-  async _processNext() {
-    if (this.queue.length === 0) {
-      this.processing = false;
-      return;
-    }
-
-    this.processing = true;
-    const { handler, resolve, reject } = this.queue.shift();
-
-    try {
-      resolve(await handler());
-    } catch (error) {
-      reject(error);
-    } finally {
-      this._processNext();
-    }
-  }
-
-  get length() {
-    return this.queue.length;
-  }
-
-  get isProcessing() {
-    return this.processing;
-  }
-}
-
-// Singleton instance
-const requestQueue = new RequestQueue();
-
-// =============================================================================
-// Section 3: Drive API Client
+// Section 2: Drive API Client
 // =============================================================================
 
 /**
@@ -214,11 +162,11 @@ async function queryDocuments(options = {}) {
 }
 
 // =============================================================================
-// Section 4: Request Handling & Routing
+// Section 3: Request Handling & Routing
 // =============================================================================
 
 /**
- * Handle sitemap generation request (wrapped in FIFO queue)
+ * Handle sitemap generation request
  */
 async function handleSitemapRequest(res, requestId) {
   try {
@@ -275,9 +223,9 @@ async function handleSitemapRequest(res, requestId) {
       return;
     }
 
-    // Handle sitemap route with FIFO queue (sequential processing)
+    // Handle sitemap route
     if (routeResult.route === "sitemap") {
-      await requestQueue.enqueue(() => handleSitemapRequest(res, requestId));
+      await handleSitemapRequest(res, requestId);
       return;
     }
   } catch (error) {