diff --git a/pyproject.toml b/pyproject.toml
index 97a1c377..386baa01 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -81,5 +81,5 @@ module = "ufoLib2.*"
 disallow_untyped_defs = true
 
 [[tool.mypy.overrides]]
-module = ["fontTools.*"]
+module = ["fontTools.*", "ufoLib2._version"]
 ignore_missing_imports = true