diff --git a/requirements.txt b/requirements.txt
index f5dbcd2..de38b6d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@ autopep8==1.3.2
 Cerberus==1.1
 coreapi==2.3.3
 coreschema==0.0.4
-cryptography==2.1.3
+cryptography==41.0.0
 Django==1.11.23
 django-cors-headers==2.1.0
 django-enum-field==0.2