diff --git a/infrastructure-playbooks/rolling_update.yml b/infrastructure-playbooks/rolling_update.yml
index 1d08ce11c..b37fee259 100644
--- a/infrastructure-playbooks/rolling_update.yml
+++ b/infrastructure-playbooks/rolling_update.yml
@@ -741,7 +741,7 @@
 
   hosts:
     - "{{ client_group_name|default('clients') }}"
-  serial: "{{ client_update_batch | default(ansible_forks) }}"
+  serial: "{{ client_update_batch | default(20) }}"
   become: True
 
   roles: