1 files changed, 3 insertions, 2 deletions
diff --git a/sphinx/ext/ifconfig.py b/sphinx/ext/ifconfig.py
index 16042ac3f..57527fada 100644
--- a/sphinx/ext/ifconfig.py
+++ b/sphinx/ext/ifconfig.py
@@ -20,14 +20,15 @@
     :license: BSD, see LICENSE for details.
 """
 
+from typing import TYPE_CHECKING
+
 from docutils import nodes
 from docutils.parsers.rst import Directive
 
 import sphinx
 from sphinx.util.nodes import set_source_info
 
-if False:
-    # For type annotation
+if TYPE_CHECKING:
     from typing import Any, Dict, List  # NOQA
     from sphinx.application import Sphinx  # NOQA