diff --git a/homeassistant/components/history/__init__.py b/homeassistant/components/history/__init__.py
index fbd2f465644..903fb728b81 100644
--- a/homeassistant/components/history/__init__.py
+++ b/homeassistant/components/history/__init__.py
@@ -409,7 +409,7 @@ def _sorted_states_to_json(
                     ]
                 )
             else:
-                ent_results.extend([LazyState(db_state) for db_state in group])
+                ent_results.extend(LazyState(db_state) for db_state in group)
             continue
 
         # With minimal response we only provide a native