diff --git a/requirements.txt b/requirements.txt
index 5d047a2..d088df0 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -17,7 +17,7 @@ click==7.0
 click-plugins==1.1.1
 cligj==0.5.0
 colorama==0.4.3; sys_platform == "win32"
-cryptography==2.8
+cryptography==3.3.2
 cycler==0.10.0
 decorator==4.4.1
 defusedxml==0.6.0