diff --git a/requirements/base.txt b/requirements/base.txt
index 7018732..ed7d2b4 100644
--- a/requirements/base.txt
+++ b/requirements/base.txt
@@ -4,7 +4,7 @@ asgiref==3.2.9
 certifi==2020.4.5.2
 cffi==1.14.0
 chardet==3.0.4
-cryptography==2.9.2
+cryptography==39.0.1
 decorator==4.4.2
 defusedxml==0.6.0
 django-activity-stream==0.9.0