diff --git a/lib/mentat/module/detmngr.py b/lib/mentat/module/detmngr.py
index 189c6afa0924fffa22c703db947ba01b66c01673..6afdf2a00ad9f2f5a30a4a0ad9a0dd4cc2a88851 100644
--- a/lib/mentat/module/detmngr.py
+++ b/lib/mentat/module/detmngr.py
@@ -270,7 +270,7 @@ class MentatDetmngrScript(mentat.script.fetcher.FetcherScript):
             raise pyzenkit.zenscript.ZenScriptException("Invalid detectors file format, expected 'clients' key.")
         processed_data = collections.defaultdict(dict)
         for client in detectors_file_data['clients']:
-            det = mentat.datatype.internal.t_detector_record(client, source = detectors_file_type)
+            det = mentat.datatype.internal.t_detector_record(client, source=detectors_file_type)
             self.logger.debug(det)
             processed_data[det['name']] = det
         return processed_data