diff --git a/pyproject.toml b/pyproject.toml
index 2801295..3d5358b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -62,11 +62,14 @@ strict=true
 
 [[tool.mypy.overrides]]
 module = [
+    'PIL',
     'bs4',
     'nox',
     'playwright.async_api',
     'pytest',
     'tinycss2',
+    'tinycss2.ast',
+    'tinycss2.parser',
     'xdg',
 ]
 ignore_missing_imports = true