diff --git a/defaults/main.yml b/defaults/main.yml
index 3758e51..1422761 100644
--- a/defaults/main.yml
+++ b/defaults/main.yml
@@ -117,6 +117,20 @@ cloudkitty_output_backend: cloudkitty.backend.file.FileBackend
 cloudkitty_output_pipeline: osrf
 cloudkitty_output_basepath: /var/cloudkitty/reports
 
+# Please define a storage for CloudKitty data in as a nested dictionary.
+# Keys `backend` and `version` are required. `config` contains extra
+# configuration for the storage backend when applicable.
+# For example:
+# cloudkitty_storage:
+#   backend: opensearch
+#   version: 2
+#   config:
+#     host = http://localhost:9200
+#     index_name = cloudkitty
+cloudkitty_storage:
+  backend: sqlalchemy
+  version: 1
+
 cloudkitty_db_setup_host: "{{ openstack_db_setup_host | default('localhost') }}"
 cloudkitty_db_setup_python_interpreter: >-
   {{
diff --git a/releasenotes/notes/cloudkitty_storage_config-48e154cc2b549238.yaml b/releasenotes/notes/cloudkitty_storage_config-48e154cc2b549238.yaml
new file mode 100644
index 0000000..c9ad1f3
--- /dev/null
+++ b/releasenotes/notes/cloudkitty_storage_config-48e154cc2b549238.yaml
@@ -0,0 +1,5 @@
+---
+features:
+  - |
+    Added a variable ``cloudkitty_storage`` that allows to easily define
+    storage configuration options for Cloudkitty.
diff --git a/templates/cloudkitty.conf.j2 b/templates/cloudkitty.conf.j2
index 646f7fc..b8b03c4 100644
--- a/templates/cloudkitty.conf.j2
+++ b/templates/cloudkitty.conf.j2
@@ -88,5 +88,12 @@ backend = {{ cloudkitty_output_backend }}
 [state]
 
 [storage]
-backend = sqlalchemy
-version = 1
+backend = {{ cloudkitty_storage['backend'] }}
+version = {{ cloudkitty_storage['version'] }}
+
+{% if 'config' in cloudkitty_storage %}
+[storage_{{ cloudkitty_storage['backend'] }}]
+{%   for item, value in cloudkitty_storage['config'].items() %}
+{{ item }} = {{ value }}
+{%   endfor %}
+{% endif %}