diff --git a/tools/python/xen/xend/XendAPI.py b/tools/python/xen/xend/XendAPI.py
index cb444f04d1..ba91b06018 100644
--- a/tools/python/xen/xend/XendAPI.py
+++ b/tools/python/xen/xend/XendAPI.py
@@ -1550,7 +1550,7 @@ class XendAPI(object):
         return xen_api_success(self._VM_metrics_get(ref).get_vcpus_number())
 
     def VM_metrics_get_vcpus_utilisation(self, _, ref):
-        return xen_api_success(self._VM_metrics_get(ref).get_metrics_get_vcpus_utilisation())
+        return xen_api_success(self._VM_metrics_get(ref).get_vcpus_utilisation())
 
     # Xen API: Class VBD
     # ----------------------------------------------------------------