diff --git a/requirements.txt b/requirements.txt
index 019a23e68d..faeb69295b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -17,7 +17,7 @@ cffi==1.11.5
 chardet==3.0.4
 click==6.7
 configparser==3.5.0
-cryptography==2.2.2
+cryptography==3.2
 cycler==0.10.0
 docutils==0.14
 enum34==1.1.6