diff --git a/src/Symfony/Bridge/Doctrine/DataCollector/DoctrineDataCollector.php b/src/Symfony/Bridge/Doctrine/DataCollector/DoctrineDataCollector.php
index 19decb46e49cf..152c07bf60a91 100644
--- a/src/Symfony/Bridge/Doctrine/DataCollector/DoctrineDataCollector.php
+++ b/src/Symfony/Bridge/Doctrine/DataCollector/DoctrineDataCollector.php
@@ -138,6 +138,9 @@ private function sanitizeQuery($connectionName, $query)
         if (!\is_array($query['params'])) {
             $query['params'] = [$query['params']];
         }
+        if (!\is_array($query['types'])) {
+            $query['types'] = [];
+        }
         foreach ($query['params'] as $j => $param) {
             if (isset($query['types'][$j])) {
                 // Transform the param according to the type