diff --git a/web/app/components/workflow/nodes/knowledge-base/components/chunk-structure/index.tsx b/web/app/components/workflow/nodes/knowledge-base/components/chunk-structure/index.tsx
index 6410ab706f..60aa3d5590 100644
--- a/web/app/components/workflow/nodes/knowledge-base/components/chunk-structure/index.tsx
+++ b/web/app/components/workflow/nodes/knowledge-base/components/chunk-structure/index.tsx
@@ -29,7 +29,7 @@ const ChunkStructure = ({
     <Field
       fieldTitleProps={{
         title: t('workflow.nodes.knowledgeBase.chunkStructure'),
-        tooltip: t('workflow.nodes.knowledgeBase.chunkStructure'),
+        tooltip: t('workflow.nodes.knowledgeBase.chunkStructureTip.message'),
         operation: chunkStructure && (
           <Selector
             options={options}