diff --git a/Docker/Centos/requirements.txt b/Docker/Centos/requirements.txt
index 650d2ac..da34902 100644
--- a/Docker/Centos/requirements.txt
+++ b/Docker/Centos/requirements.txt
@@ -1,5 +1,5 @@
 ncclient==0.6.9
-cryptography==3.3.2
+cryptography==39.0.1
 ansible==7.0.0
 networklab
 paramiko