diff --git a/debian/control b/debian/control
index 6674f40..3703a9c 100644
--- a/debian/control
+++ b/debian/control
@@ -7,6 +7,7 @@ Build-Depends: debhelper (>= 9),
                flake8,
                python-all,
                python-coverage,
+               python-cryptography
                python-http-ece,
                python-mock,
                python-nose,
@@ -16,6 +17,7 @@ Build-Depends: debhelper (>= 9),
                python-flake8,
                python3-all,
                python3-coverage,
+               python3-cryptography
                python3-flake8,
                python3-http-ece,
                python3-mock,