diff --git a/lemonldap-ng-common/lib/Lemonldap/NG/Common/Conf.pm b/lemonldap-ng-common/lib/Lemonldap/NG/Common/Conf.pm
index dd8f2b26e..92f555508 100644
--- a/lemonldap-ng-common/lib/Lemonldap/NG/Common/Conf.pm
+++ b/lemonldap-ng-common/lib/Lemonldap/NG/Common/Conf.pm
@@ -119,7 +119,6 @@ sub saveConf {
     my ( $self, $conf, %args ) = @_;
 
     my $last = $self->lastCfg;
-    return UNKNOWN_ERROR if $last < 1;
 
     # If configuration was modified, return an error
     if ( not $args{force} ) {