diff --git a/requirements.txt b/requirements.txt
index eca29b2..f3695f0 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ certifi==2017.4.17
 cffi==1.11.0
 chardet==3.0.4
 ConcurrentLogHandler==0.9.1
-cryptography==1.7.2
+cryptography==3.2
 decorator==4.0.11
 dj-database-url==0.3.0
 Django==1.10.1