diff --git a/requirements.txt b/requirements.txt
index 9774fe7..e44dc8d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,7 +10,7 @@ cffi==1.14.3
 chardet==3.0.4
 click==7.1.2
 coverage==5.3
-cryptography==3.1.1
+cryptography==3.3.2
 dnspython==2.0.0
 dominate==2.5.2
 email-validator==1.1.1