diff --git a/custom_components/aqara_gateway/core/const.py b/custom_components/aqara_gateway/core/const.py
index a5ac051..b8c2a8b 100755
--- a/custom_components/aqara_gateway/core/const.py
+++ b/custom_components/aqara_gateway/core/const.py
@@ -15,7 +15,7 @@
     UnitOfTemperature,
 )
 
-if (MAJOR_VERSION, MINOR_VERSION) >= (2024, 7):
+if (MAJOR_VERSION, MINOR_VERSION) >= (2024, 11):
     from homeassistant.const import UnitOfConductivity
     CONDUCTIVITY = UnitOfConductivity.MICROSIEMENS_PER_CM
 else: