diff --git a/dashboard.py b/dashboard.py
index c371e2b7..c88f9a21 100644
--- a/dashboard.py
+++ b/dashboard.py
@@ -167,7 +167,7 @@ class Dashboard(FileSystemEventHandler):
             # Can get on_modified events when the file is emptied
             self.process(event.src_path if not event.is_directory else None)
 
-    def process(self, logfile: str = None) -> None:
+    def process(self, logfile: str | None = None) -> None:
         """
         Process the contents of current Status.json file.