diff --git a/tests/test_interactive_cli.py b/tests/test_interactive_cli.py
index c398847..9e4a55b 100644
--- a/tests/test_interactive_cli.py
+++ b/tests/test_interactive_cli.py
@@ -144,20 +144,3 @@ def test_prompt_history_creates_runtime_dir(tmp_path: Path, monkeypatch):
     assert callable(prompt)
     assert (tmp_path / "runtime").is_dir()
 
-
-def test_packaged_chat_uses_plain_input_by_default(monkeypatch):
-    monkeypatch.setattr("sys.frozen", True, raising=False)
-    monkeypatch.delenv("PAM_CHAT_PROMPT_TOOLKIT", raising=False)
-    monkeypatch.delenv("PAM_CHAT_SIMPLE_INPUT", raising=False)
-
-    prompt = _build_prompt_input(builtins.input)
-
-    assert prompt is builtins.input
-
-
-def test_simple_input_env_disables_prompt_toolkit(monkeypatch):
-    monkeypatch.setenv("PAM_CHAT_SIMPLE_INPUT", "1")
-
-    prompt = _build_prompt_input(builtins.input)
-
-    assert prompt is builtins.input