diff --git a/requirements.txt b/requirements.txt
index 15fff53..041447f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,7 +9,7 @@ channels==2.3.0
 channels-redis==2.4.0
 Click==7.0
 constantly==15.1.0
-cryptography==2.8
+cryptography==3.2
 daphne==2.3.0
 dash==1.4.1
 dash-core-components==1.3.1