diff --git a/pyproject.toml b/pyproject.toml
index a0adbb9..e4a2898 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -129,7 +129,7 @@ addopts    = [
     "--cov-report=xml",
     "--cov-branch",
     "--doctest-plus",
-    "--doctest-moduels",
+    "--doctest-modules",
     "--mypy",
     "--ruff",
     "--doctest-plus",