diff --git a/custom_components/solaredge_modbus/number.py b/custom_components/solaredge_modbus/number.py
index 7ed1c66..a15b141 100644
--- a/custom_components/solaredge_modbus/number.py
+++ b/custom_components/solaredge_modbus/number.py
@@ -140,7 +140,7 @@ def native_value(self) -> float:
 
     async def async_set_native_value(self, value: float) -> None:
         """Change the selected value."""
-        builder = BinaryPayloadBuilder(byteorder=Endian.Big, wordorder=Endian.Little)
+        builder = BinaryPayloadBuilder(byteorder=Endian.BIG, wordorder=Endian.LITTLE)
 
         if self._fmt == "u32":
             builder.add_32bit_uint(int(value))