diff --git a/pyproject.toml b/pyproject.toml
index e499228a2f0d..54ad399761d3 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1495,7 +1495,6 @@ module = [
     "sentry.utils.marketo_client",
     "sentry.utils.meta",
     "sentry.utils.mockdata.*",
-    "sentry.utils.not_set",
     "sentry.utils.options",
     "sentry.utils.outcomes",
     "sentry.utils.pagination_factory",