diff --git a/defaults/main.yml b/defaults/main.yml
index 66656c84..eaafea5a 100644
--- a/defaults/main.yml
+++ b/defaults/main.yml
@@ -499,6 +499,7 @@ horizon_translations_pull: "{{ _horizon_translations_pull }}"
 
 # Set arbitrary horizon configuration options
 horizon_config_overrides: {}
+horizon_extra_local_settings: {}
 
 # Set overrides for horizon embedded policies
 # horizon_policy_overrides:
diff --git a/releasenotes/notes/horizon_extend_local_settings-9e062b515de94b24.yaml b/releasenotes/notes/horizon_extend_local_settings-9e062b515de94b24.yaml
new file mode 100644
index 00000000..29c2d7b4
--- /dev/null
+++ b/releasenotes/notes/horizon_extend_local_settings-9e062b515de94b24.yaml
@@ -0,0 +1,7 @@
+---
+features:
+  - |
+    Implemented variable ``horizon_extra_local_settings`` that allows to
+    insert arbitrary parameters defined as a regular mapping inside
+    local_settings.py of Horizon. Parameters will be inserted at the end of
+    the config file.
diff --git a/templates/horizon_local_settings.py.j2 b/templates/horizon_local_settings.py.j2
index 904f1264..72467c87 100644
--- a/templates/horizon_local_settings.py.j2
+++ b/templates/horizon_local_settings.py.j2
@@ -842,6 +842,10 @@ DEFAULT_THEME = '{{ horizon_default_theme }}'
 # Set arbitrary horizon configuration options
 HORIZON_CONFIG.update({{ horizon_config_overrides }})
 
+{% for key, value in horizon_extra_local_settings.items() %}
+{{ key }} = {{ value }}
+{% endfor %}
+
 OPENSTACK_KEYSTONE_ADMIN_ROLES = [
 {% for item in horizon_keystone_admin_roles %}
   '{{ item }}',