diff --git a/esphome/dashboard/entries.py b/esphome/dashboard/entries.py
index a9799aaf16..08579eb96a 100644
--- a/esphome/dashboard/entries.py
+++ b/esphome/dashboard/entries.py
@@ -69,6 +69,7 @@ class DashboardEntries:
         "_entry_states",
         "_loaded_entries",
         "_update_lock",
+        "_name_to_entry",
     )
 
     def __init__(self, dashboard: ESPHomeDashboard) -> None: