diff --git a/src/core/Directus/Database/TableGateway/RelationalTableGateway.php b/src/core/Directus/Database/TableGateway/RelationalTableGateway.php
index c47f3887b1..88d7236ddf 100644
--- a/src/core/Directus/Database/TableGateway/RelationalTableGateway.php
+++ b/src/core/Directus/Database/TableGateway/RelationalTableGateway.php
@@ -816,6 +816,11 @@ public function getItems(array $params = [])
     {
         ArrayUtils::remove($params, 'id');
 
+        // Check if single param is set then convert it into boolean
+        if (ArrayUtils::get($params, 'single')) {
+            $params['single'] = json_decode(strtolower(ArrayUtils::get($params, 'single')));
+        }
+
         return $this->fetchData($params);
     }
 
@@ -1109,7 +1114,7 @@ public function fetchItems(array $params = [], \Closure $queryCallback = null)
             $results = array_values($results);
         }
 
-        if (ArrayUtils::has($params, 'single')) {
+        if (ArrayUtils::get($params, 'single')) {
             $results = reset($results);
         }