diff --git a/requirements.txt b/requirements.txt
index 73c7109..50d6a47 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ beautifulsoup4==4.6.0
 certifi==2017.11.5
 cffi==1.11.5
 chardet==3.0.4
-cryptography==2.2.1
+cryptography==3.2
 cycler==0.10.0
 filelock==3.0.4
 glob2==0.5