diff --git a/web/app/components/base/chat/chat-with-history/__tests__/hooks.spec.tsx b/web/app/components/base/chat/chat-with-history/__tests__/hooks.spec.tsx
index d567858b36..35478bae7b 100644
--- a/web/app/components/base/chat/chat-with-history/__tests__/hooks.spec.tsx
+++ b/web/app/components/base/chat/chat-with-history/__tests__/hooks.spec.tsx
@@ -1163,7 +1163,7 @@ describe('useChatWithHistory', () => {
                   rendered_content: 'Submitted summary',
                   action_id: 'submit',
                   action_text: 'Submit',
-                  form_data: {
+                  submitted_data: {
                     summary: 'approved',
                   },
                 },
diff --git a/web/app/components/base/chat/chat/answer/__tests__/human-input-filled-form-list.spec.tsx b/web/app/components/base/chat/chat/answer/__tests__/human-input-filled-form-list.spec.tsx
index 7f874f5e74..09cced154f 100644
--- a/web/app/components/base/chat/chat/answer/__tests__/human-input-filled-form-list.spec.tsx
+++ b/web/app/components/base/chat/chat/answer/__tests__/human-input-filled-form-list.spec.tsx
@@ -16,7 +16,7 @@ const createFormData = (
   rendered_content: 'fallback content',
   action_id: 'approve',
   action_text: 'Approve',
-  form_data: {
+  submitted_data: {
     summary: 'Approved',
   },
 
diff --git a/web/app/components/base/chat/chat/answer/human-input-content/__tests__/submitted.spec.tsx b/web/app/components/base/chat/chat/answer/human-input-content/__tests__/submitted.spec.tsx
index b4ee491150..2afceccb8e 100644
--- a/web/app/components/base/chat/chat/answer/human-input-content/__tests__/submitted.spec.tsx
+++ b/web/app/components/base/chat/chat/answer/human-input-content/__tests__/submitted.spec.tsx
@@ -41,7 +41,7 @@ describe('SubmittedHumanInputContent Integration', () => {
           output_variable_name: 'answer',
           default: { type: 'constant', value: '', selector: [] },
         }],
-        form_data: {
+        submitted_data: {
           answer: 'approved',
         },
       }}
@@ -72,7 +72,7 @@ describe('SubmittedHumanInputContent Integration', () => {
             allowed_file_upload_methods: [],
           },
         ],
-        form_data: {
+        submitted_data: {
           decision: 'approve',
           attachment: {
             related_id: 'file-1',
@@ -100,7 +100,7 @@ describe('SubmittedHumanInputContent Integration', () => {
     render(
       <SubmittedHumanInputContent formData={{
         ...mockFormData,
-        form_data: {},
+        submitted_data: {},
       }}
       />,
     )
diff --git a/web/app/components/base/chat/chat/answer/human-input-content/submitted.tsx b/web/app/components/base/chat/chat/answer/human-input-content/submitted.tsx
index 3cf3a735b3..64a14aa5ef 100644
--- a/web/app/components/base/chat/chat/answer/human-input-content/submitted.tsx
+++ b/web/app/components/base/chat/chat/answer/human-input-content/submitted.tsx
@@ -8,7 +8,7 @@ import SubmittedFormContent from './submitted-form-content'
 export const SubmittedHumanInputContent = ({
   formData,
 }: SubmittedHumanInputContentProps) => {
-  const { rendered_content, action_id, action_text, form_content, form_data, inputs } = formData
+  const { rendered_content, action_id, action_text, form_content, submitted_data, inputs } = formData
 
   const executedAction = useMemo(() => {
     return {
@@ -17,16 +17,16 @@ export const SubmittedHumanInputContent = ({
     }
   }, [action_id, action_text])
 
-  const content = form_content && inputs && form_data && Object.keys(form_data).length > 0
+  const content = form_content && inputs && submitted_data && Object.keys(submitted_data).length > 0
     ? (
         <SubmittedFormContent
           formContent={form_content}
           formInputFields={inputs}
-          values={form_data}
+          values={submitted_data}
         />
       )
-    : form_data && Object.keys(form_data).length > 0
-      ? <SubmittedFieldValues values={form_data} />
+    : submitted_data && Object.keys(submitted_data).length > 0
+      ? <SubmittedFieldValues values={submitted_data} />
       : <SubmittedContent content={rendered_content} />
 
   return (
diff --git a/web/app/components/workflow/panel/__tests__/human-input-filled-form-list.spec.tsx b/web/app/components/workflow/panel/__tests__/human-input-filled-form-list.spec.tsx
index 53e7e87b74..4a77e71705 100644
--- a/web/app/components/workflow/panel/__tests__/human-input-filled-form-list.spec.tsx
+++ b/web/app/components/workflow/panel/__tests__/human-input-filled-form-list.spec.tsx
@@ -9,7 +9,7 @@ const createFilledForm = (overrides: Partial<HumanInputFilledFormData> = {}): Hu
   rendered_content: 'Approved by Alice',
   action_id: 'approve',
   action_text: 'Approve',
-  form_data: {
+  submitted_data: {
     summary: 'Approved by Alice',
   },
   ...overrides,
diff --git a/web/app/components/workflow/panel/debug-and-preview/__tests__/hooks/handle-resume.spec.ts b/web/app/components/workflow/panel/debug-and-preview/__tests__/hooks/handle-resume.spec.ts
index 5a608dcc5b..603db4df80 100644
--- a/web/app/components/workflow/panel/debug-and-preview/__tests__/hooks/handle-resume.spec.ts
+++ b/web/app/components/workflow/panel/debug-and-preview/__tests__/hooks/handle-resume.spec.ts
@@ -782,7 +782,7 @@ describe('useChat – handleResume', () => {
 
       act(() => {
         capturedResumeOptions.onHumanInputFormFilled({
-          data: { node_id: 'rn-human', form_data: { a: 1 } },
+          data: { node_id: 'rn-human', submitted_data: { a: 1 } },
         })
       })
 
@@ -796,7 +796,7 @@ describe('useChat – handleResume', () => {
 
       act(() => {
         capturedResumeOptions.onHumanInputFormFilled({
-          data: { node_id: 'rn-human', form_data: { b: 2 } },
+          data: { node_id: 'rn-human', submitted_data: { b: 2 } },
         })
       })
 
@@ -937,7 +937,7 @@ describe('useChat – handleResume with bare prevChatTree (no humanInputFormData
 
     act(() => {
       capturedResumeOptions.onHumanInputFormFilled({
-        data: { node_id: 'hn-bare', form_data: { x: 1 } },
+        data: { node_id: 'hn-bare', submitted_data: { x: 1 } },
       })
     })
 
diff --git a/web/app/components/workflow/panel/debug-and-preview/__tests__/hooks/sse-callbacks.spec.ts b/web/app/components/workflow/panel/debug-and-preview/__tests__/hooks/sse-callbacks.spec.ts
index 109078db80..a67165fba6 100644
--- a/web/app/components/workflow/panel/debug-and-preview/__tests__/hooks/sse-callbacks.spec.ts
+++ b/web/app/components/workflow/panel/debug-and-preview/__tests__/hooks/sse-callbacks.spec.ts
@@ -868,7 +868,7 @@ describe('useChat – handleSend SSE callbacks', () => {
 
       act(() => {
         capturedCallbacks.onHumanInputFormFilled({
-          data: { node_id: 'human-node', form_data: { answer: 'yes' } },
+          data: { node_id: 'human-node', submitted_data: { answer: 'yes' } },
         })
       })
 
@@ -876,7 +876,7 @@ describe('useChat – handleSend SSE callbacks', () => {
       expect(answer!.humanInputFormDataList).toHaveLength(0)
       expect(answer!.humanInputFilledFormDataList).toHaveLength(1)
       expect(answer!.humanInputFilledFormDataList![0]!.node_id).toBe('human-node')
-      expect((answer!.humanInputFilledFormDataList![0] as any).form_data).toEqual({ answer: 'yes' })
+      expect(answer!.humanInputFilledFormDataList![0]!.submitted_data).toEqual({ answer: 'yes' })
       expect(answer!.humanInputFilledFormDataList![0]).toEqual(expect.objectContaining({
         form_content: '{{#$output.answer#}}',
         inputs: [],
diff --git a/web/types/workflow.ts b/web/types/workflow.ts
index 4bcd9fec45..66297ba5c2 100644
--- a/web/types/workflow.ts
+++ b/web/types/workflow.ts
@@ -355,7 +355,7 @@ export type HumanInputFilledFormData = {
   action_text: string
   form_content?: string
   inputs?: FormInputItem[]
-  form_data?: Record<string, HumanInputFormValue>
+  submitted_data?: Record<string, HumanInputFormValue>
 }
 
 export type HumanInputFormFilledResponse = {