diff --git a/src/Ui/UiWebsocket.py b/src/Ui/UiWebsocket.py
index b7057a5b..45f4a2b6 100644
--- a/src/Ui/UiWebsocket.py
+++ b/src/Ui/UiWebsocket.py
@@ -329,6 +329,7 @@ class UiWebsocket(object):
             "ui_port": config.ui_port,
             "version": config.version,
             "rev": config.rev,
+            "timecorrection": file_server.timecorrection,
             "language": config.language,
             "debug": config.debug,
             "plugins": PluginManager.plugin_manager.plugin_names