diff --git a/requirements.txt b/requirements.txt
index 4ee02dd..82010c2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 args==0.1.0
 cffi==1.14.0
-cryptography==2.9.2
+cryptography==3.2
 pycparser==2.20
 six==1.14.0