diff --git a/requirements.txt b/requirements.txt
index 903b2f5..340ce37 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -12,7 +12,7 @@ certifi==2019.9.11
 cffi==1.13.2
 chardet==3.0.4
 contextlib2==0.6.0.post1
-cryptography==1.4
+cryptography==3.2
 dateutils==0.6.6
 Django==1.7.1
 django-cacheops==2.4.1