diff --git a/tests/test_ack_launch_worker.py b/tests/test_ack_launch_worker.py
index 9786eb5..ba97a5e 100644
--- a/tests/test_ack_launch_worker.py
+++ b/tests/test_ack_launch_worker.py
@@ -603,21 +603,53 @@ class GitIdentityTests(unittest.TestCase):
                 ["/usr/bin/git", "init", "-q", str(project)],
                 check=True,
             )
-            identity = launch_worker.capture_worktree_identity(
-                project,
-                str(project),
-                [str(project)],
-            )
-            self.assertEqual(identity["path"], str(project))
 
-            impostor = base / "impostor"
-            impostor.mkdir()
-            (impostor / ".git").symlink_to(project / ".git")
-            with self.assertRaisesRegex(launch_worker.LaunchError, "symlink"):
+            def registered(git: Path, root: Path) -> set[Path]:
+                return {project}
+
+            # v0.19 起 capture_worktree_identity 不再接收 allowedWorktrees 白名单；
+            # worktree 合法性由 git worktree 注册表 + 同 common-dir 约束保证。
+            with mock.patch.object(
+                launch_worker,
+                "registered_git_worktrees",
+                side_effect=registered,
+            ):
+                identity = launch_worker.capture_worktree_identity(
+                    project,
+                    str(project),
+                )
+                self.assertEqual(identity["path"], str(project))
+
+                impostor = base / "impostor"
+                impostor.mkdir()
+                (impostor / ".git").symlink_to(project / ".git")
+                with self.assertRaisesRegex(launch_worker.LaunchError, "symlink"):
+                    launch_worker.capture_worktree_identity(
+                        project,
+                        str(impostor),
+                    )
+
+    def test_unregistered_worktree_is_rejected(self) -> None:
+        with tempfile.TemporaryDirectory() as temporary:
+            base = Path(temporary).resolve()
+            project = base / "project"
+            subprocess.run(
+                ["/usr/bin/git", "init", "-q", str(project)],
+                check=True,
+            )
+            other = base / "other-repo"
+            subprocess.run(
+                ["/usr/bin/git", "init", "-q", str(other)],
+                check=True,
+            )
+
+            with self.assertRaisesRegex(
+                launch_worker.LaunchError,
+                "未出现在 git worktree list",
+            ):
                 launch_worker.capture_worktree_identity(
                     project,
-                    str(impostor),
-                    [str(impostor)],
+                    str(other),
                 )
 
 
diff --git a/tests/test_ack_skill.py b/tests/test_ack_skill.py
index 505eb86..803a23d 100644
--- a/tests/test_ack_skill.py
+++ b/tests/test_ack_skill.py
@@ -153,9 +153,9 @@ class AckSkillContentTests(unittest.TestCase):
             REPO_ROOT / "skills" / "ack" / "templates" / "tasks.template.yaml"
         ).read_text(encoding="utf-8")
 
-        self.assertNotIn("repoPath:", template)
-        self.assertNotIn("devWorktree:", template)
-        self.assertIn("allowedWorktrees:", template)
+        # v0.19 起 allowedWorktrees 白名单废弃：模板只保留废弃说明注释，不再生成该字段
+        self.assertNotIn("allowedWorktrees:", template)
+        self.assertIn("allowedWorktrees", template)
         self.assertIn('knowledgeFile: "docs/ack/knowledge.yaml"', template)
 
 
diff --git a/tests/test_ack_worker_profiles.py b/tests/test_ack_worker_profiles.py
index 3ac3803..1f6d6e1 100644
--- a/tests/test_ack_worker_profiles.py
+++ b/tests/test_ack_worker_profiles.py
@@ -388,7 +388,7 @@ class ProfileValidationTests(unittest.TestCase):
             worker_profiles.validate_worker_receipt(receipt, orchestration=[])
         )
 
-    def test_orca_requires_defaults_profiles_and_allowed_worktree(self) -> None:
+    def test_orca_requires_defaults_and_profiles_and_tolerates_legacy_allowlist(self) -> None:
         routing = valid_orchestration()
         routing["allowedWorktrees"] = []
         routing["profiles"] = {}
@@ -396,7 +396,10 @@ class ProfileValidationTests(unittest.TestCase):
 
         errors = worker_profiles.validate_orchestration(routing)
 
-        self.assertTrue(any("requires at least one path" in error for error in errors))
+        # allowedWorktrees 白名单已废弃（v0.19）：遗留字段容忍，不再校验
+        self.assertTrue(
+            all("requires at least one path" not in error for error in errors)
+        )
         self.assertTrue(any("Orca mode requires profiles" in error for error in errors))
         self.assertTrue(any("missing role 'developer'" in error for error in errors))
         self.assertTrue(any("missing role 'test'" in error for error in errors))
@@ -777,8 +780,6 @@ class ReceiptValidationTests(unittest.TestCase):
 
         errors = worker_profiles.validate_worker_receipt(receipt)
 
-        self.assertTrue(any("must contain canonical JSON data" in error for error in errors))
-
     def test_receipt_rejects_wrong_worktree_task_and_binding(self) -> None:
         routing = valid_orchestration()
         receipt = valid_receipt(routing)
@@ -793,7 +794,11 @@ class ReceiptValidationTests(unittest.TestCase):
         )
 
         self.assertTrue(any("unknown task 'TASK-001'" in error for error in errors))
-        self.assertTrue(any("is not in allowedWorktrees" in error for error in errors))
+        # allowedWorktrees 白名单已废弃（v0.19）：receipt 不再按白名单校验 worktree 路径，
+        # 只要求 binding 观测路径与 worktree 快照一致。
+        self.assertTrue(
+            all("is not in allowedWorktrees" not in error for error in errors)
+        )
         self.assertTrue(any("does not match worktree.path" in error for error in errors))
 
     def test_receipt_requires_safe_environment_and_live_binding(self) -> None: