diff --git a/common/python/nomadcore/match_highlighter.py b/common/python/nomadcore/match_highlighter.py
index cee04c3226ea50582dbff2e0400a8baf7a4a3eb1..5651068659a347946339b91a0b69e5b59de254d4 100644
--- a/common/python/nomadcore/match_highlighter.py
+++ b/common/python/nomadcore/match_highlighter.py
@@ -3,7 +3,11 @@ from builtins import object
 import logging
 from   operator import itemgetter
 import re
-logger = logging.getLogger("nomadcore.match_highlighter")
+
+
+LOGGER = logging.getLogger("nomadcore.match_highlighter")
+
+
 class ANSI(object):
     RESET='\033[0m'
     RESET_COLOR='\033[39;49m'