diff --git a/requirements.txt b/requirements.txt
index 8e28bb5..b8e1fa8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@ certifi==2018.10.15
 cffi==1.11.5
 chardet==3.0.4
 cookies==2.2.1
-cryptography==2.4.2
+cryptography==39.0.1
 Django==2.1.3
 djangorestframework==3.9.0
 docker==3.5.1