diff --git a/requirements.txt b/requirements.txt
index ffe8037..1ba18a4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,4 +3,4 @@ pyjwt==1.7.1
 cachetools==3.1.1
 redis==3.3.8
 pyOpenSSL==19.0.0
-cryptography==2.7
+cryptography==3.2