diff --git a/nox/_options.py b/nox/_options.py
index 7f39b667..1ff27d3c 100644
--- a/nox/_options.py
+++ b/nox/_options.py
@@ -407,7 +407,6 @@ def _tag_completer(
         group=options.groups["reporting"],
         action="store_true",
         help="Adds a timestamp to logged output.",
-        noxfile=True,
     ),
     _option_set.Option(
         "default_venv_backend",