diff --git a/ceilometer/data/meters.d/meters.yaml b/ceilometer/data/meters.d/meters.yaml
index 1b39d6224d..68ab4e00e0 100644
--- a/ceilometer/data/meters.d/meters.yaml
+++ b/ceilometer/data/meters.d/meters.yaml
@@ -113,6 +113,7 @@ metric:
   - name: 'volume.size'
     event_type:
       - 'volume.exists'
+      - 'volume.retype'
       - 'volume.create.*'
       - 'volume.delete.*'
       - 'volume.resize.*'
diff --git a/ceilometer/pipeline/data/event_definitions.yaml b/ceilometer/pipeline/data/event_definitions.yaml
index e03f5dad96..108dbc8fa1 100644
--- a/ceilometer/pipeline/data/event_definitions.yaml
+++ b/ceilometer/pipeline/data/event_definitions.yaml
@@ -69,7 +69,7 @@
     audit_period_ending:
       type: datetime
       fields: payload.audit_period_ending
-- event_type: ['volume.exists', 'volume.create.*', 'volume.delete.*', 'volume.resize.*', 'volume.attach.*', 'volume.detach.*', 'volume.update.*', 'snapshot.exists', 'snapshot.create.*', 'snapshot.delete.*', 'snapshot.update.*']
+- event_type: ['volume.exists', 'volume.retype', 'volume.create.*', 'volume.delete.*', 'volume.resize.*', 'volume.attach.*', 'volume.detach.*', 'volume.update.*', 'snapshot.exists', 'snapshot.create.*', 'snapshot.delete.*', 'snapshot.update.*']
   traits: &cinder_traits
     user_id:
       fields: payload.user_id
@@ -89,7 +89,7 @@
       fields: payload.glance_metadata[?key=image_id].value
     instance_id:
       fields: payload.volume_attachment[0].server_id
-- event_type: ['volume.exists', 'volume.create.*', 'volume.delete.*', 'volume.resize.*', 'volume.attach.*', 'volume.detach.*', 'volume.update.*']
+- event_type: ['volume.exists', 'volume.retype', 'volume.create.*', 'volume.delete.*', 'volume.resize.*', 'volume.attach.*', 'volume.detach.*', 'volume.update.*']
   traits:
     <<: *cinder_traits
     resource_id: