diff --git a/pyproject.toml b/pyproject.toml
index 3bcf386b29..f4a599c662 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -266,7 +266,7 @@ testpaths = [
     "tests/"
 ]
 timeout = 100
-# Restore this setting to debug failures
+# Restore this setting to debug failures.
 timeout_method = "thread"
 filterwarnings = [
   "error",