diff --git a/module2/08_ansible/tasks.md b/module2/08_ansible/tasks.md
index a69af25..f3816f1 100644
--- a/module2/08_ansible/tasks.md
+++ b/module2/08_ansible/tasks.md
@@ -204,7 +204,7 @@ $ ansible-playbook main.yml -v
 ---
 - hosts: cluster
   vars:
-    - version: "6.0.0"
+    - version: "6.22.1"
     - greenplum_admin_user: "gpadmin"
     - greenplum_admin_password: "changeme"
   become: yes
@@ -255,7 +255,7 @@ $ ansible-playbook 2.yml
 ---
 - hosts: cluster
   vars:
-    - version: "6.0.0"
+    - version: "6.22.1"
     - greenplum_admin_user: "gpadmin"
     - greenplum_admin_password: "changeme"
   become: yes
@@ -278,7 +278,7 @@ $ ansible-playbook 2.yml
         recurse: yes
       with_items: "{{ installed_dir.files }}"
     - name: add bin folder to gpadmin PATH
-      shell: echo "{{"
+      shell: echo "PATH={{ item.path }}/bin/:$PATH" >> /home/{{ greenplum_admin_user }}/.bashrc
       with_items: "{{ installed_dir.files }}"
 ```
 ```
@@ -291,7 +291,7 @@ $ ansible-playbook 3.yml
 ---
 - hosts: cluster
   vars:
-    - version: "6.0.0"
+    - version: "6.22.1"
     - greenplum_admin_user: "gpadmin"
     - greenplum_admin_password: "changeme"
   become: yes
@@ -318,11 +318,13 @@ $  ansible-playbook 4.yml
 ---
 - hosts: cluster
   vars:
-    - version: "6.0.0"
+    - version: "6.22.1"
+    - greenplum_admin_user: "gpadmin"
   become: yes
+  become_user: {{ greenplum_admin_user }}
   tasks:
     - name: find installed greenplum version
-      shell: . /bin/postgres --gp-version
+      shell: postgres --gp-version
       register: postgres_gp_version
     - name: fail if the correct greenplum version is not installed
       fail: