diff --git a/tempest/api/image/v2/admin/test_images_metadefs_namespaces.py b/tempest/api/image/v2/admin/test_images_metadefs_namespaces.py
index 0fe49f9..c411aa9 100644
--- a/tempest/api/image/v2/admin/test_images_metadefs_namespaces.py
+++ b/tempest/api/image/v2/admin/test_images_metadefs_namespaces.py
@@ -64,6 +64,7 @@
         self.assertEqual(False, body['protected'])
         # now able to delete the non-protected namespace
         self.namespaces_client.delete_namespace(namespace_name)
+        self.namespaces_client.wait_for_resource_deletion(namespace_name)
 
     def _cleanup_namespace(self, namespace_name):
         body = self.namespaces_client.show_namespace(namespace_name)
diff --git a/tempest/lib/services/image/v2/namespaces_client.py b/tempest/lib/services/image/v2/namespaces_client.py
index c0fa74a..886ef00 100644
--- a/tempest/lib/services/image/v2/namespaces_client.py
+++ b/tempest/lib/services/image/v2/namespaces_client.py
@@ -16,6 +16,7 @@
 from oslo_serialization import jsonutils as json
 
 from tempest.lib.common import rest_client
+from tempest.lib import exceptions as lib_exc
 
 
 class NamespacesClient(rest_client.RestClient):
@@ -60,6 +61,13 @@
         body = json.loads(body)
         return rest_client.ResponseBody(resp, body)
 
+    def is_resource_deleted(self, id):
+        try:
+            self.show_namespace(id)
+        except lib_exc.NotFound:
+            return True
+        return False
+
     def update_namespace(self, namespace, **kwargs):
         """Update a namespace.