diff --git a/muranodashboard/services/Demo.yaml b/muranodashboard/services/Demo.yaml
index 024df2ba7..12c3064c5 100644
--- a/muranodashboard/services/Demo.yaml
+++ b/muranodashboard/services/Demo.yaml
@@ -30,4 +30,50 @@ forms:
           minValue: 1
           maxValue: 2
           initial: 2
-          helpText: Enter 1 and 2 value
\ No newline at end of file
+          helpText: Enter 1 and 2 value
+        - name: unitNamingPattern
+          type: string
+          label: Hostname template
+          description: >-
+            For your convenience all instance hostnames can be named
+            in the same way. Enter a name and use # character for incrementation.
+            For example, host# turns into host1, host2, etc. Please follow Windows
+            hostname restrictions.
+          required: false
+          regexpValidator: '^(([a-zA-Z0-9#][a-zA-Z0-9-#]*[a-zA-Z0-9#])\.)*([A-Za-z0-9#]|[A-Za-z0-9#][A-Za-z0-9-#]*[A-Za-z0-9#])$'
+          helpText: Optional field for a machine hostname template
+          # temporaryHack
+          widgetMedia:
+            js: [muranodashboard/js/support_placeholder.js]
+            css: {all: [muranodashboard/css/support_placeholder.css]}
+      validators:
+        # if unitNamingPattern is given and dcInstances > 1, then '#' should occur in unitNamingPattern
+        - expr: {YAQL: not $.serviceConfiguration.unitNamingPattern.bool() or ('#' in $.serviceConfiguration.unitNamingPattern)}
+          message: Incrementation symbol "#" is required in the Hostname template
+  - instanceConfiguration:
+          fields:
+            - name: title
+              type: string
+              required: false
+              hidden: true
+              attributeNames: false
+              descriptionTitle: Instance Configuration
+              description: Specify some instance parameters on which service would be created.
+            - name: flavor
+              type: flavor
+              label: Instance flavor
+              description: >-
+                Select registered in Openstack flavor. Consider that service performance
+                depends on this parameter.
+              required: false
+            - name: osImage
+              type: image
+              label: Instance image
+              description: >-
+                Select valid image for a service. Image should already be prepared and
+                registered in glance.
+            - name: availabilityZone
+              type: azone
+              label: Availability zone
+              description: Select availability zone where service would be installed.
+              required: false