diff --git a/ansible/roles/firstboot/files/ansible_payload/roles/cleanup/tasks/main.yml b/ansible/roles/firstboot/files/ansible_payload/roles/cleanup/tasks/main.yml
index f52895f..a294630 100644
--- a/ansible/roles/firstboot/files/ansible_payload/roles/cleanup/tasks/main.yml
+++ b/ansible/roles/firstboot/files/ansible_payload/roles/cleanup/tasks/main.yml
@@ -4,4 +4,4 @@
     state: absent
 - name: Reboot host
   ansible.builtin.shell:
-    cmd: reboot now
+    cmd: /usr/sbin/reboot now
diff --git a/ansible/roles/firstboot/files/ansible_payload/roles/users/tasks/main.yml b/ansible/roles/firstboot/files/ansible_payload/roles/users/tasks/main.yml
index 47c5f45..e3b01cf 100644
--- a/ansible/roles/firstboot/files/ansible_payload/roles/users/tasks/main.yml
+++ b/ansible/roles/firstboot/files/ansible_payload/roles/users/tasks/main.yml
@@ -1,7 +1,7 @@
 - name: Set root password
   ansible.builtin.user:
     name: root
-    password: "{{ ovfproperties['guestinfo.rootpw'] }}"
+    password: "{{ ovfproperties['guestinfo.rootpw'] | password_hash('sha512', 65534 | random(seed=ovfproperties['guestinfo.hostname']) | string) }}"
     generate_ssh_key: yes
     ssh_key_bits: 2048
     ssh_key_file: .ssh/id_rsa
diff --git a/ansible/roles/firstboot/files/ansible_payload/roles/vapp/tasks/main.yml b/ansible/roles/firstboot/files/ansible_payload/roles/vapp/tasks/main.yml
index 4b0b72c..ed6dfe4 100644
--- a/ansible/roles/firstboot/files/ansible_payload/roles/vapp/tasks/main.yml
+++ b/ansible/roles/firstboot/files/ansible_payload/roles/vapp/tasks/main.yml
@@ -1,6 +1,6 @@
 - name: Store current ovfEnvironment
   ansible.builtin.shell:
-    cmd: vmtoolsd --cmd "info-get guestinfo.ovfEnv"
+    cmd: /usr/bin/vmtoolsd --cmd "info-get guestinfo.ovfEnv"
   register: ovfenv
 - name: Parse XML for vApp properties
   community.general.xml:
diff --git a/ansible/roles/os/tasks/main.yml b/ansible/roles/os/tasks/main.yml
index d896e50..df16b58 100644
--- a/ansible/roles/os/tasks/main.yml
+++ b/ansible/roles/os/tasks/main.yml
@@ -15,3 +15,6 @@
 
 - name: Install ansible
   import_tasks: ansible.yml
+
+- name: Delete temporary users
+  import_tasks: users.yml
diff --git a/ansible/roles/os/tasks/users.yml b/ansible/roles/os/tasks/users.yml
new file mode 100644
index 0000000..42cc699
--- /dev/null
+++ b/ansible/roles/os/tasks/users.yml
@@ -0,0 +1,5 @@
+- name: Delete 'ubuntu' user
+  ansible.builtin.user:
+    name: ubuntu
+    state: absent
+    remove: yes