diff --git a/lib/mentat/module/detmngr.py b/lib/mentat/module/detmngr.py
index da881631528e2984d59c48758612087ca1251c1a..150f4b5bfb9b109fa280ae2c2cf90c4cd3d05aef 100644
--- a/lib/mentat/module/detmngr.py
+++ b/lib/mentat/module/detmngr.py
@@ -70,7 +70,6 @@ __author__  = "Rajmund Hruška <rajmund.hruska@cesnet.cz>"
 __credits__ = "Jan Mach <jan.mach@cesnet.cz>, Pavel Kácha <pavel.kacha@cesnet.cz>, Andrea Kropáčová <andrea.kropacova@cesnet.cz>"
 
 
-import re
 import json
 import collections
 
@@ -81,8 +80,7 @@ import pyzenkit.jsonconf
 import mentat.script.fetcher
 import mentat.const
 import mentat.datatype.internal
-from mentat.datatype.sqldb import DetectorModel, NetworkModel, SettingsReportingModel, \
-    detectormodel_from_typeddict
+from mentat.datatype.sqldb import DetectorModel, detectormodel_from_typeddict
 
 DETECTORS_FILE_GENERIC = 'detectors-file'
 DETECTORS_FILE_WARDEN = 'warden'