diff --git a/requirements.txt b/requirements.txt
index 5ef9cf5..470b015 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@ certifi==2018.11.29
 cffi==1.11.5
 chardet==3.0.4
 Click==7.0
-cryptography==2.5
+cryptography==3.2
 email-validator==1.0.3
 Flask==1.0.2
 Flask-Cors==3.0.6