diff --git a/custom_components/xiaomi_miot/core/miio2miot_specs.py b/custom_components/xiaomi_miot/core/miio2miot_specs.py
index f3b5c3ba8..06f4c8815 100644
--- a/custom_components/xiaomi_miot/core/miio2miot_specs.py
+++ b/custom_components/xiaomi_miot/core/miio2miot_specs.py
@@ -608,6 +608,7 @@
         },
     },
     'viomi.waterheater.e1': {
+        'chunk_properties': 1,
         'miio_specs': {
             'prop.2.1': {'prop': 'targetTemp', 'setter': 'set_temp', 'set_template': '{{ value|int }}'},
             'prop.2.2': {'prop': 'waterTemp'},