diff --git a/requirements.txt b/requirements.txt
index deeb04b..6607902 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -13,7 +13,7 @@ certifi==2019.9.11
 cffi==1.13.0
 chardet==3.0.4
 Click==7.0
-cryptography==2.8
+cryptography==3.2
 cycler==0.10.0
 cymem==2.0.3
 Cython==0.29.14