diff --git a/setup.py b/setup.py
index 7f4fa42..4f4b1c2 100644
--- a/setup.py
+++ b/setup.py
@@ -12,6 +12,7 @@ setup(
         "blessed==1.17.10",
         "pynput==1.7.1",
         "psutil==5.6.6",
+        "cryptography==3.0",
     ],
     extra_require={
         "dev": [