diff --git a/ansible/roles/keystone/tasks/config.yml b/ansible/roles/keystone/tasks/config.yml
index 53c1d9cfc3..432f7991e1 100644
--- a/ansible/roles/keystone/tasks/config.yml
+++ b/ansible/roles/keystone/tasks/config.yml
@@ -199,6 +199,7 @@
     -i {{ groups['keystone'].index(inventory_hostname) }}
     -n {{ (groups['keystone'] | length) }}
   changed_when: false
+  check_mode: false
   register: cron_jobs_json
   delegate_to: localhost
 
diff --git a/ansible/roles/mariadb/tasks/lookup_cluster.yml b/ansible/roles/mariadb/tasks/lookup_cluster.yml
index 39172abc4c..409491776b 100644
--- a/ansible/roles/mariadb/tasks/lookup_cluster.yml
+++ b/ansible/roles/mariadb/tasks/lookup_cluster.yml
@@ -50,6 +50,7 @@
             --silent --skip-column-names
             -e 'SHOW STATUS LIKE "wsrep_local_state_comment"'
           changed_when: false
+          check_mode: false
           register: check_mariadb_sync_status
           no_log: true
 
diff --git a/ansible/roles/nova-cell/tasks/get_cell_settings.yml b/ansible/roles/nova-cell/tasks/get_cell_settings.yml
index 120b515ca1..b1cac0cb47 100644
--- a/ansible/roles/nova-cell/tasks/get_cell_settings.yml
+++ b/ansible/roles/nova-cell/tasks/get_cell_settings.yml
@@ -18,6 +18,7 @@
   changed_when: false
   failed_when:
     - existing_cells_list.rc != 0
+  check_mode: false
 
 - name: Extract current cell settings from list
   vars:
diff --git a/ansible/roles/nova-cell/tasks/wait_discover_computes.yml b/ansible/roles/nova-cell/tasks/wait_discover_computes.yml
index 1729eed390..640138bfe1 100644
--- a/ansible/roles/nova-cell/tasks/wait_discover_computes.yml
+++ b/ansible/roles/nova-cell/tasks/wait_discover_computes.yml
@@ -22,6 +22,7 @@
       register: nova_compute_services
       changed_when: false
       failed_when: false
+      check_mode: false
       retries: 20
       delay: 10
       until:
diff --git a/releasenotes/notes/fix-check-mode-1f37ab5507c98954.yaml b/releasenotes/notes/fix-check-mode-1f37ab5507c98954.yaml
new file mode 100644
index 0000000000..0f91aecf46
--- /dev/null
+++ b/releasenotes/notes/fix-check-mode-1f37ab5507c98954.yaml
@@ -0,0 +1,5 @@
+---
+fixes:
+  - |
+    Fixes deployment when using Ansible check mode. `LP#2002661
+    <https://bugs.launchpad.net/kolla-ansible/+bug/2002661>`__