1 files changed, 2 insertions, 1 deletions
diff --git a/lib/private/AppConfig.php b/lib/private/AppConfig.php
index 04e76373466..cd93c4f42c4 100644
--- a/lib/private/AppConfig.php
+++ b/lib/private/AppConfig.php
@@ -34,6 +34,7 @@ namespace OC;
 
 use OC\DB\Connection;
 use OC\DB\OracleConnection;
+use OCP\DB\QueryBuilder\IQueryBuilder;
 use OCP\IAppConfig;
 use OCP\IConfig;
 
@@ -298,7 +299,7 @@ class AppConfig implements IAppConfig {
 				$sql->andWhere(
 					$sql->expr()->orX(
 						$sql->expr()->isNull('configvalue'),
-						$sql->expr()->neq('configvalue', $sql->createNamedParameter($value))
+						$sql->expr()->neq('configvalue', $sql->createNamedParameter($value), IQueryBuilder::PARAM_STR)
 					)
 				);
 			}