diff --git a/web/src/views/ApplicationConfig/Agent.tsx b/web/src/views/ApplicationConfig/Agent.tsx
index 94845571..aa71ead7 100644
--- a/web/src/views/ApplicationConfig/Agent.tsx
+++ b/web/src/views/ApplicationConfig/Agent.tsx
@@ -229,6 +229,9 @@ const Agent = forwardRef<AgentRef, { onFeaturesLoad?: (features: FeaturesConfigF
         ...knowledgeRest,
         knowledge_bases: knowledge_bases.map(item => ({
           kb_id: item.kb_id || item.id,
+          top_k: item.top_k,
+          similarity_threshold: item.similarity_threshold,
+          vector_similarity_weight: item.vector_similarity_weight,
           ...(item.config || {})
         }))
       } as KnowledgeConfig : null,