diff --git a/.drone.yml b/.drone.yml
index d5970e9..b542549 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -9,7 +9,7 @@ steps:
       - pip install poetry
       - poetry install
       - poetry run flake8
-      - poetry run mypy
+      - poetry run mypy .
   - name: epub
     image: python:3.11.1
     commands: