diff --git a/requirements.txt b/requirements.txt
index a551b6e..f99e634 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,7 +9,7 @@ certifi==2019.3.9
 cffi==1.12.3
 chardet==3.0.4
 Click==7.0
-cryptography==2.6.1
+cryptography==3.2
 dominate==2.3.5
 Flask==1.0.2
 Flask-Babel==0.12.2