diff --git a/dsh/install.sh b/dsh/install.sh
index 231acbf..093cc16 100755
--- a/dsh/install.sh
+++ b/dsh/install.sh
@@ -292,7 +292,10 @@ install_openspec() {
     echo "FAIL: $dir has no openspec/ root; run: openspec init --tools agents" >&2
     return 1
   fi
-  ( cd "$dir" && openspec init --tools agents )
+  if ! ( cd "$dir" && openspec init --tools agents ); then
+    echo "FAIL: openspec init --tools agents failed in $dir" >&2
+    return 1
+  fi
   echo "ok: openspec agents adapter in $dir"
 }
 
diff --git a/dsh/tests/openspec.test.mjs b/dsh/tests/openspec.test.mjs
index 4477d49..ad71c8b 100644
--- a/dsh/tests/openspec.test.mjs
+++ b/dsh/tests/openspec.test.mjs
@@ -110,3 +110,44 @@ test('--openspec refuses a project without an openspec root', () => {
     cleanup(home)
   }
 })
+
+test('--openspec fails when openspec init fails', () => {
+  const home = tempDir()
+  try {
+    const project = join(home, 'project')
+    mkdirSync(join(project, 'openspec'), { recursive: true })
+    const bin = join(home, 'bin')
+    write(join(bin, 'openspec'), '#!/bin/sh\nexit 1\n')
+    chmodSync(join(bin, 'openspec'), 0o755)
+    const env = { ...process.env, HOME: home, DSH_HOME: join(home, '.dsh'), PATH: `${bin}:${process.env.PATH}` }
+    const run = spawnSync('bash', [script, '--openspec'], { cwd: project, env, encoding: 'utf8' })
+    assert.notEqual(run.status, 0)
+    assert.doesNotMatch(run.stdout, /ok: openspec agents adapter/)
+    assert.match(run.stderr, /FAIL/)
+  } finally {
+    cleanup(home)
+  }
+})
+
+test('--openspec fails without the openspec CLI', () => {
+  const home = tempDir()
+  try {
+    const project = join(home, 'project')
+    mkdirSync(join(project, 'openspec'), { recursive: true })
+    const bin = join(home, 'bin')
+    mkdirSync(bin, { recursive: true })
+    symlinkSync(process.execPath, join(bin, 'node'))
+    // openspec ставится в /opt/homebrew/bin; здесь только системные каталоги — CLI не найден
+    const env = {
+      ...process.env,
+      HOME: home,
+      DSH_HOME: join(home, '.dsh'),
+      PATH: `${bin}:/usr/bin:/bin:/usr/sbin:/sbin`,
+    }
+    const run = spawnSync('bash', [script, '--openspec'], { cwd: project, env, encoding: 'utf8' })
+    assert.notEqual(run.status, 0)
+    assert.match(run.stdout + run.stderr, /FAIL: openspec CLI not found/)
+  } finally {
+    cleanup(home)
+  }
+})