diff --git a/infrastructure-playbooks/rolling_update.yml b/infrastructure-playbooks/rolling_update.yml
index b18aa248d..e971de817 100644
--- a/infrastructure-playbooks/rolling_update.yml
+++ b/infrastructure-playbooks/rolling_update.yml
@@ -577,7 +577,7 @@
 
     - name: create standby_mdss group
       add_host:
-        name: "{{ standby_mdss }}"
+        name: "{{ item }}"
         groups: standby_mdss
         ansible_host: "{{ hostvars[item]['ansible_host'] | default(omit) }}"
         ansible_port: "{{ hostvars[item]['ansible_port'] | default(omit) }}"