diff --git a/requirements.txt b/requirements.txt
index c954ef6..dcfedd2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,7 +10,7 @@ certifi==2018.11.29
 cffi==1.11.5
 chardet==3.0.4
 constantly==15.1.0
-cryptography==2.4.2
+cryptography==3.2
 cssselect==1.0.3
 Django==1.11.9
 docutils==0.14