diff --git a/requirements.txt b/requirements.txt
index d3239b3..62f2ca8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,7 +11,7 @@ cffi==1.14.0
 chardet==3.0.4
 colorama==0.4.3
 comtypes==1.1.7
-cryptography==3.3.2
+cryptography==39.0.1
 cycler==0.10.0
 Cython==0.29.19
 d2l==0.11.4