diff --git a/pupy/requirements.txt b/pupy/requirements.txt
index 6e516f69..481dba84 100644
--- a/pupy/requirements.txt
+++ b/pupy/requirements.txt
@@ -1,7 +1,7 @@
 pycryptodome
 pefile 
 pyyaml
-rsa==4.0
+rsa==4.7
 netaddr
 ecdsa==0.13
 paramiko==2.0.2