diff --git a/requirements.txt b/requirements.txt
index 5651ca8..d7ebcd7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@ Authlib==0.14.1
 certifi==2019.11.28
 cffi==1.13.2
 chardet==3.0.4
-cryptography==2.8
+cryptography==3.2
 idna==2.8
 multidict==4.7.4
 pycparser==2.19