diff --git a/backend/internal/auth/codex_api.go b/backend/internal/auth/codex_api.go
index 16961d2..922f1bb 100644
--- a/backend/internal/auth/codex_api.go
+++ b/backend/internal/auth/codex_api.go
@@ -492,7 +492,6 @@ func (c *CodexAPIAuth) ObtainAuthorizationCode() (string, error) {
 		verifyHeaders["OpenAI-Sentinel-Token"] = c.getSentinelHeader("password_verify")
 
 		passwordPayload := map[string]string{
-			"username": c.email,
 			"password": c.password,
 		}
 
diff --git a/frontend/src/pages/CodexProxyConfig.tsx b/frontend/src/pages/CodexProxyConfig.tsx
index c705c48..33b49cd 100644
--- a/frontend/src/pages/CodexProxyConfig.tsx
+++ b/frontend/src/pages/CodexProxyConfig.tsx
@@ -435,7 +435,7 @@ export default function CodexProxyConfig() {
                 <div className="flex gap-2">
                     <Button
                         variant="outline"
-                        onClick={fetchProxies}
+                        onClick={() => fetchProxies()}
                         icon={<RefreshCw className="h-4 w-4" />}
                     >
                         刷新