diff --git a/requirements.txt b/requirements.txt
index 1dc8b4d..0aa4d00 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,7 +11,7 @@ CherryPy==8.9.1
 cloudpickle==0.5.6
 colorlover==0.2.1
 configparser==3.5.0
-cryptography==2.1.4
+cryptography==3.2
 cssselect==1.0.3
 cssutils==1.0.2
 cufflinks==0.14.4