diff --git a/Dockerfile b/Dockerfile
index bf31aeb..6a18732 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -9,6 +9,8 @@ RUN apt-get install -y  net-tools
 RUN apt-get install -y  iputils-ping
 RUN apt-get install -y openssh-server
 
+RUN ssh-keygen -t rsa -b 4096 -N "" -f /root/.ssh/id_rsa
+
 CMD ssh \
 -C \
 -f \