diff --git a/app/requirements.txt b/app/requirements.txt
index 78ced11..04f545f 100644
--- a/app/requirements.txt
+++ b/app/requirements.txt
@@ -6,7 +6,7 @@ certifi==2019.6.16
 cffi==1.12.3
 chardet==3.0.4
 Click==7.0
-cryptography==2.7
+cryptography==3.2
 Flask==1.0.3
 Flask-Babel==0.12.2
 Flask-Cors==3.0.8