diff --git a/elk_metrics_7x/installElastic.yml b/elk_metrics_7x/installElastic.yml
index 7229d828..6c7636f8 100644
--- a/elk_metrics_7x/installElastic.yml
+++ b/elk_metrics_7x/installElastic.yml
@@ -14,7 +14,7 @@
 - name: Install Elastic Search
   hosts: elastic:kibana
   become: true
-
+  serial: 1
   vars_files:
     - vars/variables.yml
 
diff --git a/elk_metrics_7x/installKibana.yml b/elk_metrics_7x/installKibana.yml
index 087160c1..fe9b8ab0 100644
--- a/elk_metrics_7x/installKibana.yml
+++ b/elk_metrics_7x/installKibana.yml
@@ -14,6 +14,7 @@
 - name: Install Kibana
   hosts: kibana
   become: true
+  serial: [1, '100%']
   vars_files:
     - vars/variables.yml
 
diff --git a/elk_metrics_7x/installLogstash.yml b/elk_metrics_7x/installLogstash.yml
index d8f5648a..211de9be 100644
--- a/elk_metrics_7x/installLogstash.yml
+++ b/elk_metrics_7x/installLogstash.yml
@@ -14,6 +14,7 @@
 - name: Install Logstash
   hosts: logstash
   become: true
+  serial: [1, '100%']
   vars_files:
     - vars/variables.yml