diff --git a/bin/quickstack_defaults.rb b/bin/quickstack_defaults.rb
index ef638753..35ec62e5 100755
--- a/bin/quickstack_defaults.rb
+++ b/bin/quickstack_defaults.rb
@@ -260,10 +260,15 @@ def smart_class_params_set(params)
           default_value  = [].to_json
         end
 
+        if parameter_type == 'hash' && default_value.empty?
+          default_value  = {}.to_json
+        end
+
         data = { 'id' => param['id'],
           'smart_class_parameter' => {
             'default_value'  => default_value,
-            'parameter_type' => parameter_type
+            'parameter_type' => parameter_type,
+            'override'       => true,
           }
         }
         @foreman.smart_params.update(data)
diff --git a/config/quickstack.yaml.erb b/config/quickstack.yaml.erb
index f2881307..c94fc829 100644
--- a/config/quickstack.yaml.erb
+++ b/config/quickstack.yaml.erb
@@ -46,12 +46,12 @@ cinder_nfs_mount_options: ''
 cinder_dell_sc_san_ip: 172.23.8.101
 cinder_dell_sc_san_login: Admin
 cinder_dell_sc_san_password: <%= passwd_auto %>
-cinder_dell_sc_iscsi_ip_address:192.168.0.20
-cinder_dell_sc_iscsi_port:3260
-cinder_dell_sc_ssn:64702
-cinder_dell_sc_api_port:3033
-cinder_dell_sc_server_folder:server
-cinder_dell_sc_volume_folder:volume
+cinder_dell_sc_iscsi_ip_address: 192.168.0.20
+cinder_dell_sc_iscsi_port: 3260
+cinder_dell_sc_ssn: 64702
+cinder_dell_sc_api_port: 3033
+cinder_dell_sc_server_folder: server
+cinder_dell_sc_volume_folder: volume
 cinder_san_ip: 192.168.124.11
 cinder_san_login: grpadmin
 cinder_san_password: <%= passwd_auto %>