diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 53ad616..4d62549 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -36,6 +36,7 @@ below:
 * Mel Hall (Met Office, UK)
 * Ronnie Dutta (Met Office, UK)
 * Walt Whiteside (US)
+* Mark Dawson (Met Office, UK)
 
 (All contributors are identifiable with email addresses in the version control
 logs or otherwise.)
diff --git a/pyproject.toml b/pyproject.toml
index ec58d08..b7f9820 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -82,6 +82,7 @@ test = [
     "pytest-cov",
     "pytest-xdist",
     "flake8",
+    'flake8-type-checking; python_version > "3.7"',
     "bandit>=1.7.1",
 ]
 all = [