diff --git a/requirements.lock.txt b/requirements.lock.txt
index 18ff0ac..1d63ffe 100644
--- a/requirements.lock.txt
+++ b/requirements.lock.txt
@@ -13,7 +13,7 @@ cffi==1.14.0
 chardet==3.0.4
 click==7.1.2
 coverage==5.2
-cryptography==2.9.2
+cryptography==3.2
 decorator==4.4.2
 dnspython==1.16.0
 email-validator==1.1.1