diff --git a/pyproject.toml b/pyproject.toml
index fccfc99a4..78c8e8f05 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -76,6 +76,9 @@ ignore_missing_imports = true
 namespace_packages = true
 explicit_package_bases = true
 mypy_path = "src"
+exclude = (?x)(
+  ^_version.py$  # Ignore generated _version.py files
+)
 
 [[tool.mypy.overrides]]
 module = [