diff --git a/src/lib/components/admin/Settings/Documents.svelte b/src/lib/components/admin/Settings/Documents.svelte
index 6a1a64d0de..640a3a58d6 100644
--- a/src/lib/components/admin/Settings/Documents.svelte
+++ b/src/lib/components/admin/Settings/Documents.svelte
@@ -843,6 +843,7 @@
 								<SensitiveInput
 									placeholder={$i18n.t('Enter MinerU API Key')}
 									bind:value={RAGConfig.MINERU_API_KEY}
+									required={false}
 								/>
 							</div>