diff --git a/src/admin/context/AuthContext.tsx b/src/admin/context/AuthContext.tsx
index f9e718f..3c2b244 100644
--- a/src/admin/context/AuthContext.tsx
+++ b/src/admin/context/AuthContext.tsx
@@ -222,7 +222,7 @@ export function AuthProvider({ children }: { children: ReactNode }) {
       const token = getAccessTokenFn()
       await fetch(`${API_BASE}/logout`, {
         method: 'POST',
-        headers: { 'Content-Type': 'application/json', ...(token && { Authorization: `Bearer ${token}` }) },
+        headers: { ...(token && { Authorization: `Bearer ${token}` }) },
         credentials: 'include',
       })
     } catch { /* ignore */ } finally {