diff --git a/requirements.txt b/requirements.txt
index 07e9d9a..3aa14dd 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ beautifulsoup4==4.9.1
 certifi==2019.11.28
 cffi==1.14.0
 chardet==3.0.4
-cryptography==2.8
+cryptography==3.3.2
 decorator==4.4.2
 dj-database-url==0.5.0
 Django==2.1.7