diff --git a/apps/user_ldap/lib/Command/CheckGroup.php b/apps/user_ldap/lib/Command/CheckGroup.php
index 8617b06c57f10..91faa11888cce 100644
--- a/apps/user_ldap/lib/Command/CheckGroup.php
+++ b/apps/user_ldap/lib/Command/CheckGroup.php
@@ -89,6 +89,7 @@ protected function execute(InputInterface $input, OutputInterface $output): int
 			if ($exists === true) {
 				$output->writeln('The group is still available on LDAP.');
 				if ($input->getOption('update')) {
+					$this->backend->getLDAPAccess($gid)->connection->clearCache();
 					$this->updateGroup($gid, $output, $wasMapped);
 				}
 				return 0;