diff --git a/src/services/claudeRelayService.js b/src/services/claudeRelayService.js
index 2fb20cbe..9efcc288 100644
--- a/src/services/claudeRelayService.js
+++ b/src/services/claudeRelayService.js
@@ -848,6 +848,7 @@ class ClaudeRelayService {
       'user-agent',
       'x-api-key',
       'authorization',
+      'x-authorization',
       'host',
       'content-length',
       'connection',