diff --git a/src/lib/utils.ts b/src/lib/utils.ts
index 30688af..b53d3b0 100644
--- a/src/lib/utils.ts
+++ b/src/lib/utils.ts
@@ -82,7 +82,25 @@ export async function connectToRemoteServer(
 ): Promise<SSEClientTransport> {
   log(`[${pid}] Connecting to remote server: ${serverUrl}`)
   const url = new URL(serverUrl)
-  const transport = new SSEClientTransport(url, { authProvider, requestInit: { headers } })
+
+  // Create transport with eventSourceInit to pass Authorization header if present
+  const eventSourceInit = {
+    fetch: (url: string | URL, init: RequestInit | undefined) => {
+      return fetch(url, {
+        ...init,
+        headers: {
+          ...init?.headers,
+          ...headers,
+        },
+      })
+    },
+  }
+
+  const transport = new SSEClientTransport(url, {
+    authProvider,
+    requestInit: { headers },
+    eventSourceInit,
+  })
 
   try {
     await transport.start()