diff --git a/apps/user_ldap/lib/User_LDAP.php b/apps/user_ldap/lib/User_LDAP.php
index f855dcb1fd670..772b2f4609517 100644
--- a/apps/user_ldap/lib/User_LDAP.php
+++ b/apps/user_ldap/lib/User_LDAP.php
@@ -335,8 +335,6 @@ public function userExistsOnLDAP($user, bool $ignoreCache = false): bool {
 					return false;
 				}
 				$this->access->getUserMapper()->setDNbyUUID($newDn, $uuid);
-				$this->access->connection->writeToCache($cacheKey, true);
-				return true;
 			} catch (ServerNotAvailableException $e) {
 				throw $e;
 			} catch (\Exception $e) {