diff --git a/inventory b/inventory
index 785727d..601aec7 100644
--- a/inventory
+++ b/inventory
@@ -1,25 +1,34 @@
 [korap]
-10.0.10.55
+head-01    ansible_host=10.0.10.51
+head-02    ansible_host=10.0.10.52
+worker-01  ansible_host=10.0.10.53
+worker-02  ansible_host=10.0.10.54
+worker-03  ansible_host=10.0.10.55
+worker-04  ansible_host=10.0.10.56
+worker-05  ansible_host=10.0.10.57
+worker-06  ansible_host=10.0.10.58
+worker-07  ansible_host=10.0.10.59
+worker-08  ansible_host=10.0.10.60
 
-[main-instance]
-10.0.10.51
+[main]
+head-01
 
-[test-instance]
-10.0.10.52
+[test]
+head-02
 
 [krawfish]
-10.0.10.57
-10.0.10.58
-10.0.10.59
-
-[krawfish:vars]
-ansible_python_interpreter=/usr/bin/python3
+worker-05
+worker-06
+worker-07
 
 [korap:vars]
 ansible_python_interpreter=/usr/bin/python3
+ansible_user=korap
 
-[main-instance:vars]
-ansible_python_interpreter=/usr/bin/python3
+[test:vars]
+external_path="/opt/korap/instance-test/Kalamar-External"
+external_container_name="kalamar-plugin-externalresources-test"
 
-[test-instance:vars]
-ansible_python_interpreter=/usr/bin/python3
+[main:vars]
+external_path="/opt/korap/instance-main/Plugin-External"
+external_container_name="kalamar-plugin-externalresources-main"