diff --git a/probe-coinone/requirements.txt b/probe-coinone/requirements.txt
index 60163bc..8cd58eb 100644
--- a/probe-coinone/requirements.txt
+++ b/probe-coinone/requirements.txt
@@ -12,7 +12,7 @@ pyasn1==0.2.3
 python-dateutil==2.6.0
 PyYAML==3.12
 requests==2.18.1
-rsa==3.4.2
+rsa==4.7
 s3transfer==0.1.10
 six==1.10.0
 urllib3==1.21.1