diff --git a/phpBB/phpbb/files/filespec_storage.php b/phpBB/phpbb/files/filespec_storage.php
index f223976b9e..fcda005d7b 100644
--- a/phpBB/phpbb/files/filespec_storage.php
+++ b/phpBB/phpbb/files/filespec_storage.php
@@ -447,6 +447,7 @@ class filespec_storage
 			$fp = fopen($this->filename, 'rb');
 
 			$storage->write($this->destination_file, $fp);
+			$this->file_moved = true;
 		}
 		catch (\phpbb\storage\exception\storage_exception $e)
 		{