diff --git a/requirements.txt b/requirements.txt
index 90cefbc..d3d74f3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ Babel==2.4.0
 certifi==2017.4.17
 cffi==1.10.0
 chardet==3.0.4
-cryptography==1.9
+cryptography==3.2
 dj-database-url==0.4.2
 dj-static==0.0.6
 Django==1.11.2