diff --git a/src/sakia/data/processors/sources.py b/src/sakia/data/processors/sources.py
index 006352b5552b8d3207dea2c3f59b09cd526d922b..deaa41a70748fe82d313ead463a807ab23b57abf 100644
--- a/src/sakia/data/processors/sources.py
+++ b/src/sakia/data/processors/sources.py
@@ -1,5 +1,6 @@
 import attr
 import sqlite3
+import logging
 from ..entities import Source
 from .nodes import NodesProcessor
 from ..connectors import BmaConnector
@@ -14,6 +15,7 @@ class SourcesProcessor:
     """
     _repo = attr.ib()
     _bma_connector = attr.ib()
+    _logger = attr.ib(default=attr.Factory(lambda: logging.getLogger('sakia')))
 
     @classmethod
     def instanciate(cls, app):