diff --git a/pyproject.toml b/pyproject.toml
index 47e07a8c4..835153c4c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -142,3 +142,4 @@ black = "full"
 isort = "full"
 codespell = "full"
 ruamel.yaml = "<0.18.0"
+cryptography = "present"