diff --git a/requirements.txt b/requirements.txt
index e771d21..014d85a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -22,7 +22,7 @@ coreschema==0.0.4
 coverage==4.5.1
 crcmod==1.7
 crypto==1.4.1
-cryptography==2.6.1
+cryptography==3.2
 cssselect==1.0.3
 Cython==0.28.2
 dateutils==0.6.6