diff --git a/lib/ClustersBackend/FaceRecognitionBackend.php b/lib/ClustersBackend/FaceRecognitionBackend.php
index 1e5cba6d..7003becc 100644
--- a/lib/ClustersBackend/FaceRecognitionBackend.php
+++ b/lib/ClustersBackend/FaceRecognitionBackend.php
@@ -258,7 +258,7 @@ class FaceRecognitionBackend extends Backend
 
         // By default it shows the people who were not hidden
         if (!$show_hidden) {
-            $query->andWhere($query->expr()->eq('frp.is_visible', $query->expr()->literal(true, \PDO::PARAM_BOOL)));
+            $query->andWhere($query->expr()->eq('frp.is_visible', $query->expr()->literal(1)));
         }
 
         // ORDER by number of faces in cluster and id for response stability.
diff --git a/lib/Db/TimelineQueryFilters.php b/lib/Db/TimelineQueryFilters.php
index d5e843ff..5c31aa18 100644
--- a/lib/Db/TimelineQueryFilters.php
+++ b/lib/Db/TimelineQueryFilters.php
@@ -33,7 +33,7 @@ trait TimelineQueryFilters
 
     public function transformVideoFilter(IQueryBuilder &$query, bool $aggregate)
     {
-        $query->andWhere($query->expr()->eq('m.isvideo', $query->expr()->literal(true, \PDO::PARAM_BOOL)));
+        $query->andWhere($query->expr()->eq('m.isvideo', $query->expr()->literal(1)));
     }
 
     public function transformLimit(IQueryBuilder &$query, bool $aggregate, int $limit)
diff --git a/lib/Db/TimelineWriteOrphans.php b/lib/Db/TimelineWriteOrphans.php
index 9539206d..08c7bf2b 100644
--- a/lib/Db/TimelineWriteOrphans.php
+++ b/lib/Db/TimelineWriteOrphans.php
@@ -80,7 +80,7 @@ trait TimelineWriteOrphans
         $query = $this->connection->getQueryBuilder();
         $query->select(...$fields)
             ->from('memories')
-            ->where($query->expr()->eq('orphan', $query->expr()->literal(true, IQueryBuilder::PARAM_BOOL)))
+            ->where($query->expr()->eq('orphan', $query->expr()->literal(1)))
             ->setMaxResults($count)
         ;
 
diff --git a/lib/Service/Index.php b/lib/Service/Index.php
index 18f63e8e..9e32a7bf 100644
--- a/lib/Service/Index.php
+++ b/lib/Service/Index.php
@@ -155,7 +155,7 @@ class Index
                 $query->leftJoin('f', $table, $alias, $query->expr()->andX(
                     $query->expr()->eq('f.fileid', "{$alias}.fileid"),
                     $query->expr()->eq('f.mtime', "{$alias}.mtime"),
-                    $query->expr()->eq("{$alias}.orphan", $query->expr()->literal(false, IQueryBuilder::PARAM_BOOL))
+                    $query->expr()->eq("{$alias}.orphan", $query->expr()->literal(0))
                 ));
 
                 $query->andWhere($query->expr()->isNull("{$alias}.fileid"));