diff --git a/requirements.txt b/requirements.txt
index 6f52ae3..5b2fedd 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ Django==2.2.0
 requests==2.20.0
 urllib3==1.24.0
 Pillow==6.0.0
-cryptography==2.8
+cryptography==47.0.0
 PyYAML==5.1
 Jinja2==2.10.0
 Flask==1.0.0