diff --git a/pyproject.toml b/pyproject.toml
index 56f8e9a..ca696be 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -30,3 +30,10 @@ ipywidgets = "^8.1.1"
 [build-system]
 requires = ["poetry-core"]
 build-backend = "poetry.core.masonry.api"
+
+[tool.codespell]
+# Ref: https://github.com/codespell-project/codespell#using-a-config-file
+skip = '.git*,*.lock,*.css'
+check-hidden = true
+# ignore-regex = ''
+# ignore-words-list = ''