diff --git a/hosts b/hosts
index bac3893..e232dfe 100644
--- a/hosts
+++ b/hosts
@@ -58,12 +58,12 @@ ansible_user=jd
 ansible_password=lacijaydee
 
 [odroid]
-192.168.77.161
+192.168.77.131
 [odroid2]
-192.168.77.162
-192.168.77.163
-192.168.77.164
-192.168.77.165
+192.168.77.132
+192.168.77.133
+192.168.77.134
+192.168.77.135
 
 [od:children]
 odroid
diff --git a/hosts.yml b/hosts.yml
index 8566cc7..8168d74 100644
--- a/hosts.yml
+++ b/hosts.yml
@@ -5,12 +5,12 @@ datacenter:
       children:
         odroid_master:
           hosts:
-            192.168.77.161:
+            192.168.77.131:
           vars:
             testVar: 999
         odroid_worker:
           hosts:
-            192.168.77.16[2:5]:
+            192.168.77.13[2:5]:
         
       vars:
         ansible_ssh_user: jd
diff --git a/playbooks/00_apt_upgrade.yml b/playbooks/00_apt_upgrade.yml
index 5e708f1..d0ed99c 100644
--- a/playbooks/00_apt_upgrade.yml
+++ b/playbooks/00_apt_upgrade.yml
@@ -1,4 +1,4 @@
-- hosts: morefine
+- hosts: odroid_cluster
   name: Apt udate
   become: true
   tasks: