diff --git a/htdocs/core/lib/files.lib.php b/htdocs/core/lib/files.lib.php
index d5874b1d4d7..81a3c2705de 100644
--- a/htdocs/core/lib/files.lib.php
+++ b/htdocs/core/lib/files.lib.php
@@ -700,6 +700,8 @@ function dol_move_uploaded_file($src_file, $dest_file, $allowoverwrite, $disable
 			return -3;	// Unknown error
 		}
 	}
+	else
+		return $reshook;
 }
 
 /**