diff --git a/plugins/updater/init.php b/plugins/updater/init.php
index ef5a94967..adab6bc80 100644
--- a/plugins/updater/init.php
+++ b/plugins/updater/init.php
@@ -42,7 +42,7 @@ class Updater extends Plugin {
 			case 0:
 				array_push($log, "Work directory: $work_dir");
 
-				if (!is_writable($work_dir) && !is_writable("$parent_dir")) {
+				if (!is_writable($work_dir) || !is_writable("$parent_dir")) {
 					$user = posix_getpwuid(posix_geteuid());
 					$user = $user["name"];
 					array_push($log, "Both tt-rss and parent directories should be writable as current user ($user).");