diff --git a/src/execo_g5k/planning.py b/src/execo_g5k/planning.py
index 5765e68f535882155e4cf36870fc1a1df7064c0c..632b4db625279979ccbd75fbb1977cb16a58bee6 100644
--- a/src/execo_g5k/planning.py
+++ b/src/execo_g5k/planning.py
@@ -836,7 +836,7 @@ def _get_site_planning_PGSQL(site, site_planning, ignore_besteffort):
                 conn.close()
     except Exception as e:
         logger.warn('error connecting to oar database / getting planning from ' + site)
-        logger.detail("exception:\n" + format_exc())
+        logger.warn("exception:\n" + format_exc())
         currentThread().broken = True
 
 def _get_planning_PGSQL(planning, ignore_besteffort):