diff --git a/requirements/base.txt b/requirements/base.txt
index 2c1715107..10aab4a33 100644
--- a/requirements/base.txt
+++ b/requirements/base.txt
@@ -11,7 +11,7 @@ bleach==1.4
 boto==2.38.0
 celery==3.1.19
 certifi==2015.04.28
-cryptography==2.4.2
+cryptography==39.0.1
 dj-database-url==0.3.0
 djrill==1.4.0
 djangoajax==2.2.15