1 files changed, 2 insertions, 2 deletions
diff --git a/includes/database/prefetch.inc b/includes/database/prefetch.inc
index 9edb0309d..a81ea10f1 100644
--- a/includes/database/prefetch.inc
+++ b/includes/database/prefetch.inc
@@ -475,8 +475,8 @@ class DatabaseStatementPrefetch implements Iterator, DatabaseStatementInterface
     return $result;
   }
 
-  public function fetchAllAssoc($key, $fetch_style = PDO::FETCH_OBJ) {
-    $this->fetchStyle = $fetch_style;
+  public function fetchAllAssoc($key, $fetch_style = NULL) {
+    $this->fetchStyle = isset($fetch_style) ? $fetch_style : $this->defaultFetchStyle;
     $this->fetchOptions = $this->defaultFetchOptions;
 
     $result = array();