diff --git a/run.sh b/run.sh
index a379085..4293017 100755
--- a/run.sh
+++ b/run.sh
@@ -3,11 +3,19 @@
 branch="${1:-"sisyphus"}"
 k8s_version="${2:-"1.28"}"
 task_number="${3:-}"
+ssh_options="-o IdentitiesOnly=yes -o StrictHostKeyChecking=no"
+
+# Create VMs
+python3 ./main.py
+
+# let cloud-init update the system or apt won't be able to get the lock
+# remove later
+sleep 80
 
 # Send run/hosts to every vm
-cat tmp/hosts | awk '{print $1}' | xargs -I _ rsync tmp/hosts root@_:/etc/hosts
+cat tmp/hosts | awk '{print $1}' | xargs -I _ rsync -e "ssh $ssh_options" tmp/hosts root@_:/etc/hosts
 # Restart network on every vm
-cat tmp/hosts | awk '{print $1}' | xargs -I _ ssh root@_ "systemctl restart network"
+cat tmp/hosts | awk '{print $1}' | xargs -I _ ssh $ssh_options root@_ "systemctl restart network"
 
 ansible-playbook ansible/playbook.yaml -i tmp/generated_inventory.yaml \
     -e task_number="$task_number" -e k8s_version="$k8s_version" -e branch="$branch"
@@ -53,7 +61,10 @@ spec:
     app: nginx
 EOF
 
-sleep 180
+sleep 120
 
 head -n 1 tmp/hosts | awk '{print $1}' | xargs -I _ curl _:30007
 kubectl exec $(kubectl get po | awk 'END{print $1}') -- nslookup nginx
+
+# Remove ip addresses from known_hosts
+cat tmp/hosts | awk '{print $1}' | xargs -I _ ssh-keygen -R _