diff --git a/resources/language/resource.language.en_gb/strings.po b/resources/language/resource.language.en_gb/strings.po
index fc5d6c4e3..488a62664 100644
--- a/resources/language/resource.language.en_gb/strings.po
+++ b/resources/language/resource.language.en_gb/strings.po
@@ -965,7 +965,7 @@ msgid "Restore Backup"
 msgstr ""
 
 msgctxt "#32374"
-msgid "Error: Invalid backup file. Filename must end in: .tar, .tar.gz, .tar.bz2, or .tar.xz"
+msgid "Error: Invalid backup file. Filename must end in: .tar, .tar.bz2, .tar.gz, .tar.xz, or .tar.zst"
 msgstr ""
 
 msgctxt "#32375"
diff --git a/resources/lib/modules/system.py b/resources/lib/modules/system.py
index 4a64a579c..d6f34e1fc 100644
--- a/resources/lib/modules/system.py
+++ b/resources/lib/modules/system.py
@@ -602,7 +602,7 @@ def do_restore(self, listItem=None):
             if not os.path.isfile(restore_file_path):
                 return
             # file selected that won't trigger busybox's backup restoration
-            if not restore_file_path.endswith(('.tar', '.tar.gz', '.tar.bz2', '.tar.xz')):
+            if not restore_file_path.endswith(('.tar', '.tar.bz2', '.tar.gz', '.tar.xz', '.tar.zst')):
                 log.log(f'Error: Invalid backup file: {restore_file_path}', log.ERROR)
                 xbmcDialog.ok(oe._(32373), oe._(32374))
                 return