diff --git a/requirements.txt b/requirements.txt
index 3c6ba24..8dd421d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 asn1crypto==0.24.0
 bcrypt==3.1.6
 cffi==1.11.5
-cryptography==2.5
+cryptography==3.2
 paramiko==2.4.2
 pyasn1==0.4.5
 pycparser==2.19