diff --git a/pyhome/sense_hat/requirements.txt b/pyhome/sense_hat/requirements.txt
index b746a45..16fe756 100644
--- a/pyhome/sense_hat/requirements.txt
+++ b/pyhome/sense_hat/requirements.txt
@@ -1,4 +1,4 @@
-cryptography==1.7.1
+cryptography==3.2
 idna==2.2
 keyring==10.1
 keyrings.alt==1.3