diff --git a/web/app/components/rag-pipeline/hooks/use-available-nodes-meta-data.ts b/web/app/components/rag-pipeline/hooks/use-available-nodes-meta-data.ts
index 6ce4524c8e..66b9214214 100644
--- a/web/app/components/rag-pipeline/hooks/use-available-nodes-meta-data.ts
+++ b/web/app/components/rag-pipeline/hooks/use-available-nodes-meta-data.ts
@@ -6,6 +6,7 @@ import dataSourceDefault from '@/app/components/workflow/nodes/data-source/defau
 import dataSourceEmptyDefault from '@/app/components/workflow/nodes/data-source-empty/default'
 import { WORKFLOW_COMMON_NODES } from '@/app/components/workflow/constants/node'
 import type { AvailableNodesMetaData } from '@/app/components/workflow/hooks-store/store'
+import { BlockEnum } from '@/app/components/workflow/types'
 
 export const useAvailableNodesMetaData = () => {
   const { t } = useTranslation()
@@ -59,7 +60,10 @@ export const useAvailableNodesMetaData = () => {
   return useMemo(() => {
     return {
       nodes: availableNodesMetaData,
-      nodesMap: availableNodesMetaDataMap,
+      nodesMap: {
+        ...availableNodesMetaDataMap,
+        [BlockEnum.VariableAssigner]: availableNodesMetaDataMap?.[BlockEnum.VariableAggregator],
+      },
     }
   }, [availableNodesMetaData, availableNodesMetaDataMap])
 }
diff --git a/web/app/components/workflow-app/hooks/use-available-nodes-meta-data.ts b/web/app/components/workflow-app/hooks/use-available-nodes-meta-data.ts
index f590c1a8ce..ba51b06401 100644
--- a/web/app/components/workflow-app/hooks/use-available-nodes-meta-data.ts
+++ b/web/app/components/workflow-app/hooks/use-available-nodes-meta-data.ts
@@ -7,6 +7,7 @@ import AnswerDefault from '@/app/components/workflow/nodes/answer/default'
 import { WORKFLOW_COMMON_NODES } from '@/app/components/workflow/constants/node'
 import type { AvailableNodesMetaData } from '@/app/components/workflow/hooks-store/store'
 import { useIsChatMode } from './use-is-chat-mode'
+import { BlockEnum } from '@/app/components/workflow/types'
 
 export const useAvailableNodesMetaData = () => {
   const { t } = useTranslation()
@@ -58,7 +59,10 @@ export const useAvailableNodesMetaData = () => {
   return useMemo(() => {
     return {
       nodes: availableNodesMetaData,
-      nodesMap: availableNodesMetaDataMap,
+      nodesMap: {
+        ...availableNodesMetaDataMap,
+        [BlockEnum.VariableAssigner]: availableNodesMetaDataMap?.[BlockEnum.VariableAggregator],
+      },
     }
   }, [availableNodesMetaData, availableNodesMetaDataMap])
 }