diff --git a/web/app/components/workflow/nodes/knowledge-base/components/index-method.tsx b/web/app/components/workflow/nodes/knowledge-base/components/index-method.tsx
index ca0f007e4f..05ac638403 100644
--- a/web/app/components/workflow/nodes/knowledge-base/components/index-method.tsx
+++ b/web/app/components/workflow/nodes/knowledge-base/components/index-method.tsx
@@ -87,7 +87,7 @@ const IndexMethod = ({
                 />
               }
               title={t('datasetSettings.form.indexMethodEconomy')}
-              description={t('datasetSettings.form.indexMethodEconomyTip')}
+              description={t('datasetSettings.form.indexMethodEconomyTip', { count: keywordNumber })}
               onClick={handleIndexMethodChange}
               effectColor='blue'
             >