diff --git a/setup.cfg b/setup.cfg
index 0cc643b..49d621e 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,7 +1,7 @@
 [metadata]
 description-file = README.md
 name = winchester
-version = 0.54
+version = 0.55
 author = Monsyne Dragon
 author_email = mdragon@rackspace.com
 summary = An OpenStack notification event processing library.
diff --git a/tests/test_usage_handler.py b/tests/test_usage_handler.py
index e3453c4..710064a 100644
--- a/tests/test_usage_handler.py
+++ b/tests/test_usage_handler.py
@@ -268,7 +268,7 @@ class TestUsageHandler(unittest.TestCase):
     @mock.patch.object(pipeline_handler.UsageHandler, '_find_deleted_events')
     @mock.patch.object(pipeline_handler.UsageHandler, '_confirm_delete')
     def test_do_check_interesting(self, cd, fde, inee, vf, gcf, cla):
-        block = [{'event_type': 'compute.instance.rebuild.start',
+        block = [{'event_type': 'compute.instance.rebuild.end',
                   'message_id': 1}]
         exists = {'event_type': 'compute.instance.exists',
                   'message_id': 2}
diff --git a/winchester/pipeline_handler.py b/winchester/pipeline_handler.py
index 094eccb..22016e3 100644
--- a/winchester/pipeline_handler.py
+++ b/winchester/pipeline_handler.py
@@ -291,7 +291,7 @@ class UsageHandler(PipelineHandlerBase):
             raise UsageException("U7", "Multiple .delete.end events")
 
         if delete_events:
-            self._verify_fields(exists, delete_events[0],  fields)
+            self._verify_fields(exists, delete_events[-1],  fields)
 
     def _confirm_launched_at(self, block, exists):
         if exists.get('state') != 'active':
@@ -319,9 +319,9 @@ class UsageHandler(PipelineHandlerBase):
                 'os_architecture', 'os_version', 'os_distro']
 
     def _do_checks(self, block, exists):
-        interesting = ['compute.instance.rebuild.start',
-                       'compute.instance.resize.prep.start',
-                       'compute.instance.rescue.start']
+        interesting = ['compute.instance.rebuild.end',
+                       'compute.instance.resize.prep.end',
+                       'compute.instance.rescue.end']
 
         self._confirm_launched_at(block, exists)