diff --git a/tools/python/xen/xend/XendConfig.py b/tools/python/xen/xend/XendConfig.py
index 8dd17c4329..4f347745f2 100644
--- a/tools/python/xen/xend/XendConfig.py
+++ b/tools/python/xen/xend/XendConfig.py
@@ -715,6 +715,8 @@ class XendConfig(dict):
         _set_cfg_if_exists('on_xend_start')
         _set_cfg_if_exists('vcpu_avail')
         _set_cfg_if_exists('max_vcpu_id') # needed for vcpuDomDetails
+        _set_cfg_if_exists('cpu_weight')
+        _set_cfg_if_exists('cpu_cap')
         
         # Parse and store runtime configuration 
         _set_cfg_if_exists('start_time')