diff --git a/web/app/components/workflow/nodes/_base/components/workflow-panel/last-run/use-last-run.ts b/web/app/components/workflow/nodes/_base/components/workflow-panel/last-run/use-last-run.ts
index d0a87fd61d..3af9133176 100644
--- a/web/app/components/workflow/nodes/_base/components/workflow-panel/last-run/use-last-run.ts
+++ b/web/app/components/workflow/nodes/_base/components/workflow-panel/last-run/use-last-run.ts
@@ -19,6 +19,7 @@ import useLoopSingleRunFormParams from '@/app/components/workflow/nodes/loop/use
 import useIfElseSingleRunFormParams from '@/app/components/workflow/nodes/if-else/use-single-run-form-params'
 import useVariableAggregatorSingleRunFormParams from '@/app/components/workflow/nodes/variable-assigner/use-single-run-form-params'
 import useVariableAssignerSingleRunFormParams from '@/app/components/workflow/nodes/assigner/use-single-run-form-params'
+import useKnowledgeBaseSingleRunFormParams from '@/app/components/workflow/nodes/knowledge-base/use-single-run-form-params'
 
 import useToolGetDataForCheckMore from '@/app/components/workflow/nodes/tool/use-get-data-for-check-more'
 import { VALUE_SELECTOR_DELIMITER as DELIMITER } from '@/config'
@@ -51,6 +52,7 @@ const singleRunFormParamsHooks: Record<BlockEnum, any> = {
   [BlockEnum.IfElse]: useIfElseSingleRunFormParams,
   [BlockEnum.VariableAggregator]: useVariableAggregatorSingleRunFormParams,
   [BlockEnum.Assigner]: useVariableAssignerSingleRunFormParams,
+  [BlockEnum.KnowledgeBase]: useKnowledgeBaseSingleRunFormParams,
   [BlockEnum.VariableAssigner]: undefined,
   [BlockEnum.End]: undefined,
   [BlockEnum.Answer]: undefined,
@@ -60,7 +62,6 @@ const singleRunFormParamsHooks: Record<BlockEnum, any> = {
   [BlockEnum.LoopEnd]: undefined,
   [BlockEnum.DataSource]: undefined,
   [BlockEnum.DataSourceEmpty]: undefined,
-  [BlockEnum.KnowledgeBase]: undefined,
 }
 
 const useSingleRunFormParamsHooks = (nodeType: BlockEnum) => {
diff --git a/web/app/components/workflow/nodes/knowledge-base/use-single-run-form-params.ts b/web/app/components/workflow/nodes/knowledge-base/use-single-run-form-params.ts
new file mode 100644
index 0000000000..707407a589
--- /dev/null
+++ b/web/app/components/workflow/nodes/knowledge-base/use-single-run-form-params.ts
@@ -0,0 +1,59 @@
+import { useTranslation } from 'react-i18next'
+import type { InputVar, Variable } from '@/app/components/workflow/types'
+import { InputVarType } from '@/app/components/workflow/types'
+import { useCallback, useMemo } from 'react'
+import type { KnowledgeBaseNodeType } from './types'
+
+type Params = {
+  id: string,
+  payload: KnowledgeBaseNodeType
+  runInputData: Record<string, any>
+  getInputVars: (textList: string[]) => InputVar[]
+  setRunInputData: (data: Record<string, any>) => void
+  toVarInputs: (variables: Variable[]) => InputVar[]
+}
+const useSingleRunFormParams = ({
+  payload,
+  runInputData,
+  setRunInputData,
+}: Params) => {
+  const { t } = useTranslation()
+  const query = runInputData.query
+  const setQuery = useCallback((newQuery: string) => {
+    setRunInputData({
+      ...runInputData,
+      query: newQuery,
+    })
+  }, [runInputData, setRunInputData])
+
+  const forms = useMemo(() => {
+    return [
+      {
+        inputs: [{
+          label: t('workflow.nodes.common.inputVars'),
+          variable: 'query',
+          type: InputVarType.paragraph,
+          required: true,
+        }],
+        values: { query },
+        onChange: (keyValue: Record<string, any>) => setQuery(keyValue.query),
+      },
+    ]
+  }, [query, setQuery, t])
+
+  const getDependentVars = () => {
+    return [payload.index_chunk_variable_selector]
+  }
+  const getDependentVar = (variable: string) => {
+    if(variable === 'query')
+      return payload.index_chunk_variable_selector
+  }
+
+  return {
+    forms,
+    getDependentVars,
+    getDependentVar,
+  }
+}
+
+export default useSingleRunFormParams
diff --git a/web/app/components/workflow/utils/workflow.ts b/web/app/components/workflow/utils/workflow.ts
index 5f8bf27683..fd0c30e5cf 100644
--- a/web/app/components/workflow/utils/workflow.ts
+++ b/web/app/components/workflow/utils/workflow.ts
@@ -38,7 +38,6 @@ export const canRunBySingle = (nodeType: BlockEnum, isChildNode: boolean) => {
     || nodeType === BlockEnum.VariableAggregator
     || nodeType === BlockEnum.Assigner
     || nodeType === BlockEnum.DataSource
-    // || nodeType === BlockEnum.KnowledgeBase
 }
 
 export const isSupportCustomRunForm = (nodeType: BlockEnum) => {