diff --git a/web/app/components/workflow/nodes/document-extractor/panel.tsx b/web/app/components/workflow/nodes/document-extractor/panel.tsx
index 83714a4bcf..7ba258c1e3 100644
--- a/web/app/components/workflow/nodes/document-extractor/panel.tsx
+++ b/web/app/components/workflow/nodes/document-extractor/panel.tsx
@@ -43,7 +43,7 @@ const Panel: FC<NodePanelProps<DocExtractorNodeType>> = ({
         <OutputVars>
           <VarItem
             name='text'
-            type='string'
+            type={inputs.is_array_file ? 'array[string]' : 'string'}
             description={t(`${i18nPrefix}.outputVars.text`)}
           />
         </OutputVars>