diff --git a/requirements.txt b/requirements.txt
index 1cf4566..adfb2b3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@ bdist-mpkg==0.5.0
 certifi==2020.6.20
 cffi==1.12.2
 chardet==3.0.4
-cryptography==2.6.1
+cryptography==3.2
 dis3==0.1.3
 dnspython==1.16.0
 enum34==1.1.6