diff --git a/osm_mon/collector/vnf_collectors/openstack.py b/osm_mon/collector/vnf_collectors/openstack.py
index 6c6bb58..a5c4980 100644
--- a/osm_mon/collector/vnf_collectors/openstack.py
+++ b/osm_mon/collector/vnf_collectors/openstack.py
@@ -219,9 +219,9 @@
                                                            resource_id=resource_id)
                 if measures:
                     value = measures[-1][2]
-            except (gnocchiclient.exceptions.NotFound, TypeError) as e:
+            except (gnocchiclient.exceptions.NotFound, gnocchiclient.exceptions.BadRequest, TypeError) as e:
                 # CPU metric in previous Openstack versions do not support rate:mean aggregation method
-                # Gnocchi in some Openstack versions raise TypeError instead of NotFound
+                # Gnocchi in some Openstack versions raise TypeError instead of NotFound or BadRequest
                 if openstack_metric_name == "cpu":
                     log.debug("No metric %s found for instance %s: %s", openstack_metric_name, resource_id, e)
                     log.info("Retrying to get metric %s for instance %s without aggregation",