diff --git a/cds/modules/deposit/api.py b/cds/modules/deposit/api.py
index 9d48be20d..5d68e1462 100644
--- a/cds/modules/deposit/api.py
+++ b/cds/modules/deposit/api.py
@@ -363,7 +363,6 @@ def _merge_related_objects(self, record_id, snapshot, data):
         """."""
         # dict of version_ids in original bucket to version_ids in
         # snapshot bucket for the each file
-        #import ipdb;ipdb.set_trace()
         snapshot_obj_list = ObjectVersion.get_by_bucket(bucket=snapshot)
         old_to_new_version = {
             str(self.files[obj.key]['version_id']): str(obj.version_id)
@@ -386,7 +385,6 @@ def _merge_related_objects(self, record_id, snapshot, data):
 
         # Generate SMIL file
         data['_files'] = self.files.dumps(bucket=snapshot.id)
-        #import ipdb;ipdb.set_trace()
         master_video = get_master_object(snapshot)
         if master_video:
             from cds.modules.records.serializers.smil import generate_smil_file
@@ -436,8 +434,11 @@ def is_deposit(url):
 def get_master_object(bucket):
     """Get master ObjectVersion from a bucket."""
     # TODO do as we do in `get_master_video_file()`?
-    #import ipdb;ipdb.set_trace()
-    return ObjectVersion.get_by_bucket(bucket).join(ObjectVersionTag).filter(ObjectVersionTag.key == 'context_type',ObjectVersionTag.value == 'master').one_or_none()
+    return ObjectVersion.get_by_bucket(bucket).join(ObjectVersionTag)\
+        .filter(
+        ObjectVersionTag.key == 'context_type',
+        ObjectVersionTag.value == 'master')\
+        .one_or_none()
 
 
 def is_project_record(record):
diff --git a/cds/modules/flows/api.py b/cds/modules/flows/api.py
index 54ed15d82..bf5b7725f 100644
--- a/cds/modules/flows/api.py
+++ b/cds/modules/flows/api.py
@@ -364,7 +364,6 @@ def delete(self):
         """Mark the flow as deleted."""
         self.clean()
         self.deleted = True
-        print("RUNNING DELETE")
         db.session.commit()
 
     @staticmethod
@@ -382,6 +381,7 @@ def stop(self):
 
     def clean(self):
         """Delete tasks and everything created by them."""
+        print("RUN CLEAN TASKS")
         self.clean_task(task_name='file_video_extract_frames')
         for preset_quality in get_all_distinct_qualities():
             self.clean_task(
diff --git a/cds/modules/flows/files.py b/cds/modules/flows/files.py
index bd9e69cdc..7f1ffede5 100644
--- a/cds/modules/flows/files.py
+++ b/cds/modules/flows/files.py
@@ -35,8 +35,6 @@ def init_object_version(flow):
     flow_id = str(flow.id)
     with db.session.begin_nested():
         # create a object version if doesn't exists
-        # import ipdb;
-        # ipdb.set_trace()
         if flow.payload.get('version_id'):
             version_id = flow.payload['version_id']
             object_version = as_object_version(version_id)
@@ -58,7 +56,6 @@ def init_object_version(flow):
         ObjectVersionTag.create_or_update(
             object_version, 'media_type', 'video'
         )
-        #import ipdb;ipdb.set_trace()
         ObjectVersionTag.create_or_update(
             object_version, 'context_type', 'master'
         )
diff --git a/cds/modules/flows/views.py b/cds/modules/flows/views.py
index 816d16184..89025a8e6 100644
--- a/cds/modules/flows/views.py
+++ b/cds/modules/flows/views.py
@@ -95,7 +95,6 @@ def post(self, user_id):
         assert data["deposit_id"]
         assert data.get("version_id") or data.get("uri")
         assert data["key"]
-        #import ipdb;ipdb.set_trace()
         new_flow = Flow(deposit_id=data["deposit_id"],
                         user_id=user_id,
                         payload=dict(
diff --git a/docker-services.yml b/docker-services.yml
index 1dedb4611..a380b47b5 100644
--- a/docker-services.yml
+++ b/docker-services.yml
@@ -93,7 +93,7 @@ services:
       - "9200:9200"
       - "9300:9300"
   flower:
-    image: mher/flower
+    image: mher/flower:0.9.7
     command: --broker=amqp://guest:guest@mq:5672/ --broker_api=http://guest:guest@mq:15672/api/
     ports:
       - "5555:5555"
diff --git a/tests/unit/helpers.py b/tests/unit/helpers.py
index 56192924a..11addc628 100644
--- a/tests/unit/helpers.py
+++ b/tests/unit/helpers.py
@@ -612,9 +612,11 @@ def get_encoding_status(self, job_id):
 def mock_compute_status(cls, statuses):
     return Status.FAILURE
 
+
 def mock_compute_status(cls, statuses):
     return Status.FAILURE
 
+
 def mock_build_flow_status_json(flow_json):
     """Build serialized status object."""
     status = ([], [])
diff --git a/tests/unit/test_webhook_receivers.py b/tests/unit/test_webhook_receivers.py
index 658401de7..6c4dc04e4 100644
--- a/tests/unit/test_webhook_receivers.py
+++ b/tests/unit/test_webhook_receivers.py
@@ -219,7 +219,7 @@ def load_email(sender, identity):
             api_app.test_client() as client:
         resp = client.delete(url, headers=json_headers)
 
-        assert resp.status_code == 410
+        assert resp.status_code == 200
 
         # check that object versions and tags are deleted
         # (Create + Delete) * Num Objs
@@ -358,7 +358,7 @@ def test_avc_workflow_receiver_local_file_pass(
         # [[ DELETE WORKFLOW ]]
         resp = client.delete(url, headers=json_headers)
 
-        assert resp.status_code == 410
+        assert resp.status_code == 200
 
         # check that object versions and tags are deleted
         # (Create + Delete) * Num Objs - 1 (because the file is local and will
diff --git a/tests/unit/test_webhook_views.py b/tests/unit/test_webhook_views.py
index a8e49709f..3232138fc 100644
--- a/tests/unit/test_webhook_views.py
+++ b/tests/unit/test_webhook_views.py
@@ -528,7 +528,7 @@ def test_webhooks_reload_master(api_app, users, access_token, json_headers,
                              flow_id=str(flow_id),
                              access_token=access_token)
         resp = client.delete(url_delete, headers=json_headers)
-
+        payload["key"] = resp.get_json()["key"]
         # run the workflow!
         resp = client.post(url_run_workflow, headers=json_headers,
                            data=json.dumps(payload))