diff --git a/pymodbus/datastore/context.py b/pymodbus/datastore/context.py
index 29a7e2bf3..404be01d8 100644
--- a/pymodbus/datastore/context.py
+++ b/pymodbus/datastore/context.py
@@ -60,7 +60,7 @@ def __init__(
         self.__build_data(co_simdata)
         self.__build_data(di_simdata)
         self.simdevice = SimDevice(
-            0, simdata=(co_simdata, di_simdata, ir_simdata, hr_simdata)
+            0, simdata=(co_simdata, di_simdata, hr_simdata, ir_simdata)
         )
         Log.warning(
             "ModbusDeviceContext, ModbusSequentialDataBlock, "