diff --git a/mega_applications/flask_web_app/requirements.txt b/mega_applications/flask_web_app/requirements.txt
index dd37af3..eaeff8a 100644
--- a/mega_applications/flask_web_app/requirements.txt
+++ b/mega_applications/flask_web_app/requirements.txt
@@ -18,7 +18,7 @@ certifi==2017.7.27.1
 cffi==1.5.2
 click==6.7
 configparser==3.5.0
-cryptography==1.2.2
+cryptography==3.2
 cycler==0.10.0
 datadotworld==1.4.1
 datapackage==0.8.9