diff --git a/core/includes/file.inc b/core/includes/file.inc
index 788f213..8118871 100644
--- a/core/includes/file.inc
+++ b/core/includes/file.inc
@@ -1523,10 +1523,10 @@ function drupal_mkdir($uri, $mode = NULL, $recursive = FALSE, $context = NULL) {
  */
 function _drupal_mkdir_call($uri, $mode, $recursive, $context) {
   if (is_null($context)) {
-    return mkdir($uri, $mode, $recursive);
+    return @mkdir($uri, $mode, $recursive);
   }
   else {
-    return mkdir($uri, $mode, $recursive, $context);
+    return @mkdir($uri, $mode, $recursive, $context);
   }
 }