diff --git a/requirements.txt b/requirements.txt
index 6f9dd0c..316d2a2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,7 +8,7 @@ billiard==2.7.3.34
 bonjour-py==0.3
 celery==3.0.25
 cffi==0.9.0
-cryptography==0.7.2
+cryptography==3.2
 cssselect==0.9.1
 cssutils==0.9.10
 decorator==3.4.0