diff --git a/src/lib/proxyManager.ts b/src/lib/proxyManager.ts
index 4c5ab4e..443c3dc 100644
--- a/src/lib/proxyManager.ts
+++ b/src/lib/proxyManager.ts
@@ -68,23 +68,18 @@ export async function selectProxy(env: Env): Promise<ProxyEndpoint | null> {
 
 /**
  * Generate realistic browser fingerprint headers
- * Creates randomized headers to mimic real browser requests and prevent 503 errors
- * Enhanced with comprehensive headers to bypass DeepL's bot detection
+ * Creates randomized headers to mimic real browser requests
  * @returns Record<string, string> - Object containing HTTP headers
  */
 export function generateBrowserFingerprint(): Record<string, string> {
   return {
     "User-Agent": USER_AGENTS[Math.floor(Math.random() * USER_AGENTS.length)],
-    Accept: "*/*",
     "Accept-Language":
       ACCEPT_LANGUAGES[Math.floor(Math.random() * ACCEPT_LANGUAGES.length)],
-    "Accept-Encoding": "gzip, deflate, br, zstd",
-    Origin: "https://www.deepl.com",
-    Referer: "https://www.deepl.com/",
-    "Sec-Fetch-Dest": "empty",
-    "Sec-Fetch-Mode": "cors",
-    "Sec-Fetch-Site": "same-site",
+    Accept: "application/json, text/plain, */*",
+    "Accept-Encoding": "gzip, deflate, br",
     DNT: "1",
     Connection: "keep-alive",
+    "Upgrade-Insecure-Requests": "1",
   };
 }
diff --git a/wrangler.jsonc b/wrangler.jsonc
index 183c21d..950bac9 100644
--- a/wrangler.jsonc
+++ b/wrangler.jsonc
@@ -22,7 +22,19 @@
   "main": "src/index.ts",
   "name": "deeplx",
   "observability": {
-    "enabled": true
+    "enabled": false,
+    "head_sampling_rate": 1,
+    "logs": {
+      "enabled": true,
+      "head_sampling_rate": 1,
+      "invocation_logs": true,
+      "persist": true
+    },
+    "traces": {
+      "enabled": true,
+      "head_sampling_rate": 1,
+      "persist": true
+    }
   },
   "placement": {
     "mode": "smart"