diff --git a/ci/environment-mindeps.yaml b/ci/environment-mindeps.yaml
index cb5ba2d8..140bf45e 100644
--- a/ci/environment-mindeps.yaml
+++ b/ci/environment-mindeps.yaml
@@ -16,3 +16,7 @@ dependencies:
   - responses
   - pytest
   - pytest-cov
+  - mypy
+  - types-requests
+  - types-setuptools
+  - ruff