diff --git a/requirements.txt b/requirements.txt
index d996ebd..6b360ef 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -12,7 +12,7 @@ certifi==2019.6.16
 cffi==1.12.3
 chardet==3.0.4
 Click==7.0
-cryptography==2.7
+cryptography==3.2
 cycler==0.10.0
 cymem==2.0.2
 Flask==1.1.1