diff --git a/requirements.txt b/requirements.txt
index 9fda5c1..aed6ddf 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ bleach==3.1.0
 certifi==2018.10.15
 cffi==1.11.5
 chardet==3.0.4
-cryptography==2.4.2
+cryptography==3.2
 docutils==0.14
 filelock==3.0.12
 idna==2.7