diff --git a/package.json b/package.json
index 6529557..eacefe3 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "dsh-plugin-xquant",
-  "version": "0.1.0",
+  "version": "0.1.1",
   "packageManager": "pnpm@10.33.0",
   "description": "One-command xquant MCP integration for DeepSeek Harness",
   "type": "module",
diff --git a/scripts/smoke.mjs b/scripts/smoke.mjs
index acf132c..bc644ec 100644
--- a/scripts/smoke.mjs
+++ b/scripts/smoke.mjs
@@ -1,12 +1,13 @@
-import { execFileSync } from 'node:child_process'
+import { execFileSync, spawnSync } from 'node:child_process'
 import { mkdtempSync, readFileSync } from 'node:fs'
 import { tmpdir } from 'node:os'
 import { join } from 'node:path'
 
 const workspace = mkdtempSync(join(tmpdir(), 'dsh-plugin-xquant-'))
+const packageVersion = JSON.parse(readFileSync(new URL('../package.json', import.meta.url), 'utf8')).version
 
 execFileSync('pnpm', ['pack', '--pack-destination', workspace], { stdio: 'inherit' })
-const tarball = join(workspace, 'dsh-plugin-xquant-0.1.0.tgz')
+const tarball = join(workspace, `dsh-plugin-xquant-${packageVersion}.tgz`)
 const environment = { ...process.env, DSH_HOME: join(workspace, 'home') }
 execFileSync('pnpm', ['dlx', '@deepseek-ai/dsh@0.1.0-rc.7', 'plugin', '--profile', 'web', 'add', tarball], {
   stdio: 'inherit',
@@ -19,4 +20,14 @@ if (manifest.dependencies?.['dsh-plugin-xquant'] === undefined
   throw new Error('dsh did not register dsh-plugin-xquant as a web-profile bundle')
 }
 
-console.log('dsh plugin install smoke passed')
+const boot = spawnSync('pnpm', ['dlx', '@deepseek-ai/dsh@0.1.0-rc.7', '--profile', 'web', '--no-open', '--port', '0'], {
+  encoding: 'utf8',
+  env: environment,
+  timeout: 8_000,
+})
+const bootOutput = `${boot.stdout}${boot.stderr}`
+if (!bootOutput.includes('dsh web: http://')) {
+  throw new Error(`dsh web failed to start after plugin installation:\n${bootOutput}`)
+}
+
+console.log('dsh plugin install and boot smoke passed')
diff --git a/src/index.ts b/src/index.ts
index 1e3ed1a..92636a6 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -33,6 +33,10 @@ export function xquantMcpUrl(origin = process.env.XQUANT_MCP_ORIGIN): string {
 
 export const name = 'xquant'
 
+// Cordis only exposes services that a plugin declares up front. Keep this
+// explicit so the prompt section works when loaded from a dsh profile bundle.
+export const inject = ['systemPrompt']
+
 export async function apply(ctx: Context): Promise<void> {
   ctx.effect(() => ctx.systemPrompt.section({
     name: 'xquant:research-guidance',
diff --git a/tests/plugin.spec.ts b/tests/plugin.spec.ts
index 20269db..b1cdd3f 100644
--- a/tests/plugin.spec.ts
+++ b/tests/plugin.spec.ts
@@ -1,7 +1,7 @@
 import { readFileSync } from 'node:fs'
 import { describe, expect, it, vi } from 'vitest'
 
-import { apply, RESEARCH_GUIDANCE, xquantMcpUrl } from '../src/index.js'
+import { apply, inject, RESEARCH_GUIDANCE, xquantMcpUrl } from '../src/index.js'
 
 describe('xquant MCP endpoint', () => {
   it('uses the official endpoint when no override is supplied', () => {
@@ -23,6 +23,10 @@ describe('xquant MCP endpoint', () => {
 })
 
 describe('Cordis plugin', () => {
+  it('declares the system prompt service required by apply', () => {
+    expect(inject).toEqual(['systemPrompt'])
+  })
+
   it('registers the research prompt without mounting a second MCP client', async () => {
     const ctx = {
       effect: vi.fn((effect: () => unknown) => effect()),