diff --git a/napalm_linux/linux.py b/napalm_linux/linux.py
index 57ff7f7..e753752 100644
--- a/napalm_linux/linux.py
+++ b/napalm_linux/linux.py
@@ -23,7 +23,7 @@ import logging
 import re
 import socket
 from shlex import quote as _shlex_quote
-from typing import Any
+from typing import Any, Dict, List, Optional
 
 from netmiko import ConnectHandler
 from netmiko.exceptions import (
diff --git a/tests/test_fix_templates.py b/tests/test_fix_templates.py
index 60aadc8..3b1e6d4 100644
--- a/tests/test_fix_templates.py
+++ b/tests/test_fix_templates.py
@@ -180,3 +180,14 @@ def test_run_device_action_is_gone():
         "_action_apt_update_upgrade",
     ):
         assert not hasattr(LinuxDriver, name), name
+
+
+def test_every_annotation_resolves():
+    """``Dict``, ``List`` and ``Optional`` were used without being imported (#29);
+    ``from __future__ import annotations`` hid it until something resolved them."""
+    import inspect
+    import typing
+
+    for name, member in inspect.getmembers(LinuxDriver, inspect.isfunction):
+        if member.__module__ == "napalm_linux.linux":
+            typing.get_type_hints(member)