diff --git a/packages/client/ui-goal/src/client/index.ts b/packages/client/ui-goal/src/client/index.ts
index a37e261386..93e1c996bf 100644
--- a/packages/client/ui-goal/src/client/index.ts
+++ b/packages/client/ui-goal/src/client/index.ts
@@ -34,8 +34,7 @@ import { en, zh, type GoalKey } from './locales.ts'
 
 export { GoalBar, GoalDock } from './GoalBar.tsx'
 export type {
-  GoalActionResult, GoalActivationInjected, GoalActivationSnapshot, GoalBarActions,
-  GoalBarInjected, UseGoalActivation,
+  GoalActionResult, GoalBarActions,
 } from './slots.ts'
 export type { GoalKey } from './locales.ts'
 
diff --git a/packages/client/ui-goal/src/client/slots.ts b/packages/client/ui-goal/src/client/slots.ts
index aaf042c98f..eeffa48f17 100644
--- a/packages/client/ui-goal/src/client/slots.ts
+++ b/packages/client/ui-goal/src/client/slots.ts
@@ -8,7 +8,7 @@
  */
 
 import type { RemoteResult } from '@deepseek-ai/dsh-api-remotes/client'
-import type { HostObservable, SnapshotSelectorHook } from '@deepseek-ai/dsh-client-ui-slots'
+import type { HostObservable } from '@deepseek-ai/dsh-client-ui-slots'
 import type { GoalActivation, GoalId } from '@deepseek-ai/dsh-goal/client'
 
 /**
@@ -44,9 +44,6 @@ export interface GoalActivationInjected {
   }
 }
 
-/** Selector hook synthesized from the activation source. */
-export type UseGoalActivation = SnapshotSelectorHook<GoalActivationSnapshot>
-
 /** Injected business face of the GoalBar dock entry: the mutation verbs (function properties: the strip destructures them freely). */
 export interface GoalBarActions {
   /**
diff --git a/packages/client/ui-goal/tests/browser-plugin.client.spec.tsx b/packages/client/ui-goal/tests/browser-plugin.client.spec.tsx
index 8d1ba68328..6181f3621b 100644
--- a/packages/client/ui-goal/tests/browser-plugin.client.spec.tsx
+++ b/packages/client/ui-goal/tests/browser-plugin.client.spec.tsx
@@ -21,7 +21,7 @@ import { LocaleRuntime } from '@deepseek-ai/dsh-client-locale/client'
 import { makeTranslate, RemoteError } from '@deepseek-ai/dsh-client-test-runtime'
 import type { RemoteFailure } from '@deepseek-ai/dsh-api-remotes/client'
 import { zh as commonZh } from '@deepseek-ai/dsh-client-locale/src/locales/zh.ts'
-import type { GoalBarActions, GoalBarInjected, UseGoalActivation } from '../src/client/slots.ts'
+import type { GoalActivationSnapshot, GoalBarActions, GoalBarInjected } from '../src/client/slots.ts'
 import { apply, inject } from '../src/client/index.ts'
 import { GoalDock } from '../src/client/GoalBar.tsx'
 import { zh } from '../src/client/locales.ts'
@@ -278,7 +278,9 @@ describe('GoalDock adapter', () => {
   it('renders the projected goal snapshot and nothing for absent/null', () => {
     const projection = makeProjection()
     const useProjection = vi.fn(() => projection)
-    const useGoalActivation: UseGoalActivation = selector => selector({ id: GOAL_ID, revision: 3, activation: 'armed' })
+    const useGoalActivation = (
+      selector: (snapshot: GoalActivationSnapshot) => unknown,
+    ) => selector({ id: GOAL_ID, revision: 3, activation: 'armed' })
     const actions: GoalBarActions = {
       onEdit: () => Promise.resolve({ ok: true, value: undefined }),
       onPause: () => Promise.resolve({ ok: true, value: undefined }),
@@ -303,7 +305,9 @@ describe('GoalDock adapter', () => {
   it('matches activation by goal id and revision from the injected hook', () => {
     const projection = makeProjection()
     const useProjection = vi.fn(() => projection)
-    const useGoalActivation: UseGoalActivation = selector => selector({ id: GOAL_ID, revision: 3, activation: 'disarmed' })
+    const useGoalActivation = (
+      selector: (snapshot: GoalActivationSnapshot) => unknown,
+    ) => selector({ id: GOAL_ID, revision: 3, activation: 'disarmed' })
     const actions: GoalBarActions = {
       onEdit: () => Promise.resolve({ ok: true, value: undefined }),
       onPause: () => Promise.resolve({ ok: true, value: undefined }),