diff --git a/requirements.txt b/requirements.txt
index d4a580a..f26bd07 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -24,7 +24,7 @@ pyasn1-modules==0.0.8
 pycrypto==2.6.1
 pyserial==2.6
 requests==2.2.1
-rsa==3.4.2
+rsa==4.7
 simplejson==3.3.1
 six==1.10.0
 ssh-import-id==3.21