diff --git a/lang/cs/common.php b/lang/cs/common.php
index 20e03090f..1e20b17e7 100644
--- a/lang/cs/common.php
+++ b/lang/cs/common.php
@@ -107,4 +107,7 @@ return [
     // Not directly used but available for convenience to users.
     'privacy_policy' => 'Zásady ochrany osobních údajů',
     'terms_of_service' => 'Podmínky služby',
+
+    // OpenSearch
+    'opensearch_description' => 'Search :appName',
 ];