diff --git a/src/test/ldap/t/001_auth.pl b/src/test/ldap/t/001_auth.pl
index 2c279a922b5..5131ba2345a 100644
--- a/src/test/ldap/t/001_auth.pl
+++ b/src/test/ldap/t/001_auth.pl
@@ -75,6 +75,7 @@ include $ldap_schema_dir/inetorgperson.schema
 
 pidfile $slapd_pidfile
 logfile $slapd_logfile
+logfile-only on
 
 access to *
         by * read