diff --git a/master_node_install.sh b/master_node_install.sh
index 9a042bc..4620593 100644
--- a/master_node_install.sh
+++ b/master_node_install.sh
@@ -330,6 +330,7 @@ if [[ "${INSTALL_RANCHER}" == "true" ]]; then
     --set deployment.kind=DaemonSet \
     --set updateStrategy.type=RollingUpdate \
     --set updateStrategy.rollingUpdate.maxUnavailable=1 \
+    --set updateStrategy.rollingUpdate.maxSurge=0 \
     --set hostNetwork=true \
     --set deployment.dnsPolicy=ClusterFirstWithHostNet \
     --set ingressClass.enabled=true \