diff --git a/tempest/services/compute/xml/common.py b/tempest/services/compute/xml/common.py
index d2a18a1..76ad1aa 100644
--- a/tempest/services/compute/xml/common.py
+++ b/tempest/services/compute/xml/common.py
@@ -124,9 +124,9 @@
         if tag.startswith("{"):
             ns, tag = tag.split("}", 1)
         if plurals is not None and tag in plurals:
-                json[tag] = parse_array(child)
+                json[tag] = parse_array(child, plurals)
         else:
-            json[tag] = xml_to_json(child)
+            json[tag] = xml_to_json(child, plurals)
     return json