diff --git a/postgresql/templates/postgresql.conf.j2 b/postgresql/templates/postgresql.conf.j2
index 9adce0b4..48551f4d 100644
--- a/postgresql/templates/postgresql.conf.j2
+++ b/postgresql/templates/postgresql.conf.j2
@@ -20,6 +20,8 @@ log_checkpoints = on
 log_lock_waits = on
 log_temp_files = 5MB
 log_autovacuum_min_duration = 1s
+log_line_prefix = '%t [%p]: user=%u,db=%d,app=%a,client=%h '
+lc_messages = 'C'
 
 # Locales
 lc_monetary = 'fr_FR.UTF-8'