diff --git a/manifests/init.pp b/manifests/init.pp
index e52ad432..47aba9a9 100644
--- a/manifests/init.pp
+++ b/manifests/init.pp
@@ -266,6 +266,15 @@
 #   (optional) Heat url in format like http://0.0.0.0:8004/v1/%(tenant_id)s.
 #   Defaults to $::os_service_default.
 #
+# [*heat_clients_endpoint_type*]
+#   (optional) Type of endpoint in Identity service catalog to use for
+#   communication with the OpenStack service.
+#   TODO(emilien): change the default from false to $::os_service_default
+#   once TripleO use it correctly from hieratata.
+#   The default value is set to false now to avoid duplicated resources in
+#   TripleO puppet catalog.
+#   Defaults to false.
+#
 # [*purge_config*]
 #   (optional) Whether to set only the specified config options
 #   in the heat config.
@@ -372,6 +381,7 @@ class heat(
   $notification_topics                = $::os_service_default,
   $enable_proxy_headers_parsing       = $::os_service_default,
   $heat_clients_url                   = $::os_service_default,
+  $heat_clients_endpoint_type         = false,
   $purge_config                       = false,
   $auth_strategy                      = 'keystone',
   $yaql_memory_quota                  = $::os_service_default,
@@ -479,6 +489,12 @@ deprecated. Please use heat::default_transport_url instead.")
     'clients_heat/url':            value => $heat_clients_url;
   }
 
+  if $heat_clients_endpoint_type {
+    heat_config {
+      'clients/endpoint_type': value => $heat_clients_endpoint_type;
+    }
+  }
+
   if (!is_service_default($enable_stack_adopt)) {
     validate_bool($enable_stack_adopt)
   }
diff --git a/releasenotes/notes/heat_clients_endpoint_type-8952f02d7fb18828.yaml b/releasenotes/notes/heat_clients_endpoint_type-8952f02d7fb18828.yaml
new file mode 100644
index 00000000..fb202a26
--- /dev/null
+++ b/releasenotes/notes/heat_clients_endpoint_type-8952f02d7fb18828.yaml
@@ -0,0 +1,3 @@
+---
+features:
+  - Support the clients/endpoint_type parameter in ::heat.
diff --git a/spec/classes/heat_init_spec.rb b/spec/classes/heat_init_spec.rb
index 55c5b758..e37b6ed2 100644
--- a/spec/classes/heat_init_spec.rb
+++ b/spec/classes/heat_init_spec.rb
@@ -353,6 +353,18 @@ describe 'heat' do
 
   end
 
+  shared_examples_for 'with heat_clients_endpoint_type set' do
+    before do
+      params.merge!(
+        :heat_clients_endpoint_type => 'internal',
+      )
+    end
+
+    it do
+      is_expected.to contain_heat_config('clients/endpoint_type').with_value('internal')
+    end
+  end
+
   shared_examples_for 'with ec2authtoken auth uri set' do
     before do
       params.merge!(